Home / 7,248.17-9,999.09-4,262.10

Finding the Fourth Proportional to 7,248.17, 9,999.09 and 4,262.10

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Solution

The fourth proportional to 7,248.17, 9,999.09 and 4,262.10 is: 5,879.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,248.17 : 9,999.09 = 4,262.10 : x
  2. Step 2: Convert to fraction form
    7,248.17/9,999.09 = 4,262.10/x
  3. Step 3: Cross multiply
    7,248.17x = 9,999.09 × 4,262.10
  4. Step 4: Simplify right side
    7,248.17x = 42,617,121.49
  5. Step 5: Solve for x
    x = 42,617,121.49/7,248.17
  6. Step 6: Final answer
    x = 5,879.71

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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.