Home / 10,927.58-15,079.92-6,451.52

Finding the Fourth Proportional to 10,927.58, 15,079.92 and 6,451.52

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Solution

The fourth proportional to 10,927.58, 15,079.92 and 6,451.52 is: 8,903.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,927.58 : 15,079.92 = 6,451.52 : x
  2. Step 2: Convert to fraction form
    10,927.58/15,079.92 = 6,451.52/x
  3. Step 3: Cross multiply
    10,927.58x = 15,079.92 × 6,451.52
  4. Step 4: Simplify right side
    10,927.58x = 97,288,405.48
  5. Step 5: Solve for x
    x = 97,288,405.48/10,927.58
  6. Step 6: Final answer
    x = 8,903.01

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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.