Home / 7,191.51-10,788.99-2,261.16

Finding the Fourth Proportional to 7,191.51, 10,788.99 and 2,261.16

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Solution

The fourth proportional to 7,191.51, 10,788.99 and 2,261.16 is: 3,392.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,191.51 : 10,788.99 = 2,261.16 : x
  2. Step 2: Convert to fraction form
    7,191.51/10,788.99 = 2,261.16/x
  3. Step 3: Cross multiply
    7,191.51x = 10,788.99 × 2,261.16
  4. Step 4: Simplify right side
    7,191.51x = 24,395,632.63
  5. Step 5: Solve for x
    x = 24,395,632.63/7,191.51
  6. Step 6: Final answer
    x = 3,392.28

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Double scale
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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.