Home / 7,444.51-11,167.23-2,447.21

Finding the Fourth Proportional to 7,444.51, 11,167.23 and 2,447.21

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Solution

The fourth proportional to 7,444.51, 11,167.23 and 2,447.21 is: 3,670.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,444.51 : 11,167.23 = 2,447.21 : x
  2. Step 2: Convert to fraction form
    7,444.51/11,167.23 = 2,447.21/x
  3. Step 3: Cross multiply
    7,444.51x = 11,167.23 × 2,447.21
  4. Step 4: Simplify right side
    7,444.51x = 27,328,594.02
  5. Step 5: Solve for x
    x = 27,328,594.02/7,444.51
  6. Step 6: Final answer
    x = 3,670.97

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Half scale
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Double scale
Find fourth proportional to 7,445.51, 11,168.73 and 2,448.21
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.