Home / 10,534.50-15,801.75-4,293.14

Finding the Fourth Proportional to 10,534.50, 15,801.75 and 4,293.14

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Solution

The fourth proportional to 10,534.50, 15,801.75 and 4,293.14 is: 6,439.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,534.50 : 15,801.75 = 4,293.14 : x
  2. Step 2: Convert to fraction form
    10,534.50/15,801.75 = 4,293.14/x
  3. Step 3: Cross multiply
    10,534.50x = 15,801.75 × 4,293.14
  4. Step 4: Simplify right side
    10,534.50x = 67,839,045.99
  5. Step 5: Solve for x
    x = 67,839,045.99/10,534.50
  6. Step 6: Final answer
    x = 6,439.70

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Double scale
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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.