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Finding the Fourth Proportional to 7,257.74, 10,866.02 and 5,683.10

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Solution

The fourth proportional to 7,257.74, 10,866.02 and 5,683.10 is: 8,508.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,257.74 : 10,866.02 = 5,683.10 : x
  2. Step 2: Convert to fraction form
    7,257.74/10,866.02 = 5,683.10/x
  3. Step 3: Cross multiply
    7,257.74x = 10,866.02 × 5,683.10
  4. Step 4: Simplify right side
    7,257.74x = 61,752,595.52
  5. Step 5: Solve for x
    x = 61,752,595.52/7,257.74
  6. Step 6: Final answer
    x = 8,508.52

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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.