Home / 10,925.82-15,077.19-6,451.02

Finding the Fourth Proportional to 10,925.82, 15,077.19 and 6,451.02

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Solution

The fourth proportional to 10,925.82, 15,077.19 and 6,451.02 is: 8,902.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,925.82 : 15,077.19 = 6,451.02 : x
  2. Step 2: Convert to fraction form
    10,925.82/15,077.19 = 6,451.02/x
  3. Step 3: Cross multiply
    10,925.82x = 15,077.19 × 6,451.02
  4. Step 4: Simplify right side
    10,925.82x = 97,263,254.23
  5. Step 5: Solve for x
    x = 97,263,254.23/10,925.82
  6. Step 6: Final answer
    x = 8,902.15

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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.