Home / 9,436.86-14,160.60-8,693.28

Finding the Fourth Proportional to 9,436.86, 14,160.60 and 8,693.28

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Solution

The fourth proportional to 9,436.86, 14,160.60 and 8,693.28 is: 13,044.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,436.86 : 14,160.60 = 8,693.28 : x
  2. Step 2: Convert to fraction form
    9,436.86/14,160.60 = 8,693.28/x
  3. Step 3: Cross multiply
    9,436.86x = 14,160.60 × 8,693.28
  4. Step 4: Simplify right side
    9,436.86x = 123,102,060.77
  5. Step 5: Solve for x
    x = 123,102,060.77/9,436.86
  6. Step 6: Final answer
    x = 13,044.81

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1.5x scale

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.