Home / 9,688.74-14,542.20-4,761.93

Finding the Fourth Proportional to 9,688.74, 14,542.20 and 4,761.93

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Solution

The fourth proportional to 9,688.74, 14,542.20 and 4,761.93 is: 7,147.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,688.74 : 14,542.20 = 4,761.93 : x
  2. Step 2: Convert to fraction form
    9,688.74/14,542.20 = 4,761.93/x
  3. Step 3: Cross multiply
    9,688.74x = 14,542.20 × 4,761.93
  4. Step 4: Simplify right side
    9,688.74x = 69,248,938.45
  5. Step 5: Solve for x
    x = 69,248,938.45/9,688.74
  6. Step 6: Final answer
    x = 7,147.36

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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.