Home / 10,837.61-14,957.24-6,121.88

Finding the Fourth Proportional to 10,837.61, 14,957.24 and 6,121.88

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Solution

The fourth proportional to 10,837.61, 14,957.24 and 6,121.88 is: 8,448.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,837.61 : 14,957.24 = 6,121.88 : x
  2. Step 2: Convert to fraction form
    10,837.61/14,957.24 = 6,121.88/x
  3. Step 3: Cross multiply
    10,837.61x = 14,957.24 × 6,121.88
  4. Step 4: Simplify right side
    10,837.61x = 91,566,323.02
  5. Step 5: Solve for x
    x = 91,566,323.02/10,837.61
  6. Step 6: Final answer
    x = 8,448.94

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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.