Home / 7,280.34-10,036.29-5,149.23

Finding the Fourth Proportional to 7,280.34, 10,036.29 and 5,149.23

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Solution

The fourth proportional to 7,280.34, 10,036.29 and 5,149.23 is: 7,098.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,280.34 : 10,036.29 = 5,149.23 : x
  2. Step 2: Convert to fraction form
    7,280.34/10,036.29 = 5,149.23/x
  3. Step 3: Cross multiply
    7,280.34x = 10,036.29 × 5,149.23
  4. Step 4: Simplify right side
    7,280.34x = 51,679,165.56
  5. Step 5: Solve for x
    x = 51,679,165.56/7,280.34
  6. Step 6: Final answer
    x = 7,098.45

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Similar ratio
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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.