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Finding the Fourth Proportional to 11,572.53, 15,970.01 and 6,267.22

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Solution

The fourth proportional to 11,572.53, 15,970.01 and 6,267.22 is: 8,648.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,572.53 : 15,970.01 = 6,267.22 : x
  2. Step 2: Convert to fraction form
    11,572.53/15,970.01 = 6,267.22/x
  3. Step 3: Cross multiply
    11,572.53x = 15,970.01 × 6,267.22
  4. Step 4: Simplify right side
    11,572.53x = 100,087,534.74
  5. Step 5: Solve for x
    x = 100,087,534.74/11,572.53
  6. Step 6: Final answer
    x = 8,648.72

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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.