Home / 10,405.02-14,357.52-5,927.92

Finding the Fourth Proportional to 10,405.02, 14,357.52 and 5,927.92

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Solution

The fourth proportional to 10,405.02, 14,357.52 and 5,927.92 is: 8,179.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,405.02 : 14,357.52 = 5,927.92 : x
  2. Step 2: Convert to fraction form
    10,405.02/14,357.52 = 5,927.92/x
  3. Step 3: Cross multiply
    10,405.02x = 14,357.52 × 5,927.92
  4. Step 4: Simplify right side
    10,405.02x = 85,110,229.96
  5. Step 5: Solve for x
    x = 85,110,229.96/10,405.02
  6. Step 6: Final answer
    x = 8,179.73

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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.