Home / 8,439.08-11,650.02-5,926.52

Finding the Fourth Proportional to 8,439.08, 11,650.02 and 5,926.52

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Solution

The fourth proportional to 8,439.08, 11,650.02 and 5,926.52 is: 8,181.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,439.08 : 11,650.02 = 5,926.52 : x
  2. Step 2: Convert to fraction form
    8,439.08/11,650.02 = 5,926.52/x
  3. Step 3: Cross multiply
    8,439.08x = 11,650.02 × 5,926.52
  4. Step 4: Simplify right side
    8,439.08x = 69,044,076.53
  5. Step 5: Solve for x
    x = 69,044,076.53/8,439.08
  6. Step 6: Final answer
    x = 8,181.47

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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.