Home / 9,439.46-14,158.27-2,865.70

Finding the Fourth Proportional to 9,439.46, 14,158.27 and 2,865.70

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Solution

The fourth proportional to 9,439.46, 14,158.27 and 2,865.70 is: 4,298.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,439.46 : 14,158.27 = 2,865.70 : x
  2. Step 2: Convert to fraction form
    9,439.46/14,158.27 = 2,865.70/x
  3. Step 3: Cross multiply
    9,439.46x = 14,158.27 × 2,865.70
  4. Step 4: Simplify right side
    9,439.46x = 40,573,354.34
  5. Step 5: Solve for x
    x = 40,573,354.34/9,439.46
  6. Step 6: Final answer
    x = 4,298.27

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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.