Home / 11,329.17-15,635.95-8,152.98

Finding the Fourth Proportional to 11,329.17, 15,635.95 and 8,152.98

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Solution

The fourth proportional to 11,329.17, 15,635.95 and 8,152.98 is: 11,252.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,329.17 : 15,635.95 = 8,152.98 : x
  2. Step 2: Convert to fraction form
    11,329.17/15,635.95 = 8,152.98/x
  3. Step 3: Cross multiply
    11,329.17x = 15,635.95 × 8,152.98
  4. Step 4: Simplify right side
    11,329.17x = 127,479,587.63
  5. Step 5: Solve for x
    x = 127,479,587.63/11,329.17
  6. Step 6: Final answer
    x = 11,252.33

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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.