Home / 9,938.62-14,898.65-3,360.20

Finding the Fourth Proportional to 9,938.62, 14,898.65 and 3,360.20

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Solution

The fourth proportional to 9,938.62, 14,898.65 and 3,360.20 is: 5,037.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,938.62 : 14,898.65 = 3,360.20 : x
  2. Step 2: Convert to fraction form
    9,938.62/14,898.65 = 3,360.20/x
  3. Step 3: Cross multiply
    9,938.62x = 14,898.65 × 3,360.20
  4. Step 4: Simplify right side
    9,938.62x = 50,062,455.14
  5. Step 5: Solve for x
    x = 50,062,455.14/9,938.62
  6. Step 6: Final answer
    x = 5,037.17

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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.