Home / 5,327.32-7,992.20-1,630.08

Finding the Fourth Proportional to 5,327.32, 7,992.20 and 1,630.08

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Solution

The fourth proportional to 5,327.32, 7,992.20 and 1,630.08 is: 2,445.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,327.32 : 7,992.20 = 1,630.08 : x
  2. Step 2: Convert to fraction form
    5,327.32/7,992.20 = 1,630.08/x
  3. Step 3: Cross multiply
    5,327.32x = 7,992.20 × 1,630.08
  4. Step 4: Simplify right side
    5,327.32x = 13,027,925.38
  5. Step 5: Solve for x
    x = 13,027,925.38/5,327.32
  6. Step 6: Final answer
    x = 2,445.49

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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.