Home / 11,710.09-17,572.02-4,319.74

Finding the Fourth Proportional to 11,710.09, 17,572.02 and 4,319.74

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Solution

The fourth proportional to 11,710.09, 17,572.02 and 4,319.74 is: 6,482.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,710.09 : 17,572.02 = 4,319.74 : x
  2. Step 2: Convert to fraction form
    11,710.09/17,572.02 = 4,319.74/x
  3. Step 3: Cross multiply
    11,710.09x = 17,572.02 × 4,319.74
  4. Step 4: Simplify right side
    11,710.09x = 75,906,557.67
  5. Step 5: Solve for x
    x = 75,906,557.67/11,710.09
  6. Step 6: Final answer
    x = 6,482.15

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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.