Home / 11,252.74-15,518.70-9,370.56

Finding the Fourth Proportional to 11,252.74, 15,518.70 and 9,370.56

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Solution

The fourth proportional to 11,252.74, 15,518.70 and 9,370.56 is: 12,922.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,252.74 : 15,518.70 = 9,370.56 : x
  2. Step 2: Convert to fraction form
    11,252.74/15,518.70 = 9,370.56/x
  3. Step 3: Cross multiply
    11,252.74x = 15,518.70 × 9,370.56
  4. Step 4: Simplify right side
    11,252.74x = 145,418,909.47
  5. Step 5: Solve for x
    x = 145,418,909.47/11,252.74
  6. Step 6: Final answer
    x = 12,922.98

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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.