Home / 10,304.32-15,447.84-4,152.64

Finding the Fourth Proportional to 10,304.32, 15,447.84 and 4,152.64

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Solution

The fourth proportional to 10,304.32, 15,447.84 and 4,152.64 is: 6,225.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,304.32 : 15,447.84 = 4,152.64 : x
  2. Step 2: Convert to fraction form
    10,304.32/15,447.84 = 4,152.64/x
  3. Step 3: Cross multiply
    10,304.32x = 15,447.84 × 4,152.64
  4. Step 4: Simplify right side
    10,304.32x = 64,149,318.30
  5. Step 5: Solve for x
    x = 64,149,318.30/10,304.32
  6. Step 6: Final answer
    x = 6,225.48

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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.