Home / 11,937.61-16,474.49-6,632.31

Finding the Fourth Proportional to 11,937.61, 16,474.49 and 6,632.31

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Solution

The fourth proportional to 11,937.61, 16,474.49 and 6,632.31 is: 9,152.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,937.61 : 16,474.49 = 6,632.31 : x
  2. Step 2: Convert to fraction form
    11,937.61/16,474.49 = 6,632.31/x
  3. Step 3: Cross multiply
    11,937.61x = 16,474.49 × 6,632.31
  4. Step 4: Simplify right side
    11,937.61x = 109,263,924.77
  5. Step 5: Solve for x
    x = 109,263,924.77/11,937.61
  6. Step 6: Final answer
    x = 9,152.91

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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.