Home / 5,447.02-7,516.74-3,089.38

Finding the Fourth Proportional to 5,447.02, 7,516.74 and 3,089.38

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Solution

The fourth proportional to 5,447.02, 7,516.74 and 3,089.38 is: 4,263.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,447.02 : 7,516.74 = 3,089.38 : x
  2. Step 2: Convert to fraction form
    5,447.02/7,516.74 = 3,089.38/x
  3. Step 3: Cross multiply
    5,447.02x = 7,516.74 × 3,089.38
  4. Step 4: Simplify right side
    5,447.02x = 23,222,066.22
  5. Step 5: Solve for x
    x = 23,222,066.22/5,447.02
  6. Step 6: Final answer
    x = 4,263.26

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.