Home / 10,251.18-15,364.62-4,395.42

Finding the Fourth Proportional to 10,251.18, 15,364.62 and 4,395.42

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Solution

The fourth proportional to 10,251.18, 15,364.62 and 4,395.42 is: 6,587.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,251.18 : 15,364.62 = 4,395.42 : x
  2. Step 2: Convert to fraction form
    10,251.18/15,364.62 = 4,395.42/x
  3. Step 3: Cross multiply
    10,251.18x = 15,364.62 × 4,395.42
  4. Step 4: Simplify right side
    10,251.18x = 67,533,958.04
  5. Step 5: Solve for x
    x = 67,533,958.04/10,251.18
  6. Step 6: Final answer
    x = 6,587.92

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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.