Home / 10,597.60-15,867.12-5,378.08

Finding the Fourth Proportional to 10,597.60, 15,867.12 and 5,378.08

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Solution

The fourth proportional to 10,597.60, 15,867.12 and 5,378.08 is: 8,052.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,597.60 : 15,867.12 = 5,378.08 : x
  2. Step 2: Convert to fraction form
    10,597.60/15,867.12 = 5,378.08/x
  3. Step 3: Cross multiply
    10,597.60x = 15,867.12 × 5,378.08
  4. Step 4: Simplify right side
    10,597.60x = 85,334,640.73
  5. Step 5: Solve for x
    x = 85,334,640.73/10,597.60
  6. Step 6: Final answer
    x = 8,052.26

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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.