Home / 5,427.66-8,132.42-5,225.42

Finding the Fourth Proportional to 5,427.66, 8,132.42 and 5,225.42

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Solution

The fourth proportional to 5,427.66, 8,132.42 and 5,225.42 is: 7,829.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,427.66 : 8,132.42 = 5,225.42 : x
  2. Step 2: Convert to fraction form
    5,427.66/8,132.42 = 5,225.42/x
  3. Step 3: Cross multiply
    5,427.66x = 8,132.42 × 5,225.42
  4. Step 4: Simplify right side
    5,427.66x = 42,495,310.12
  5. Step 5: Solve for x
    x = 42,495,310.12/5,427.66
  6. Step 6: Final answer
    x = 7,829.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.