Home / 10,838.35-16,261.17-4,265.20

Finding the Fourth Proportional to 10,838.35, 16,261.17 and 4,265.20

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Solution

The fourth proportional to 10,838.35, 16,261.17 and 4,265.20 is: 6,399.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,838.35 : 16,261.17 = 4,265.20 : x
  2. Step 2: Convert to fraction form
    10,838.35/16,261.17 = 4,265.20/x
  3. Step 3: Cross multiply
    10,838.35x = 16,261.17 × 4,265.20
  4. Step 4: Simplify right side
    10,838.35x = 69,357,142.28
  5. Step 5: Solve for x
    x = 69,357,142.28/10,838.35
  6. Step 6: Final answer
    x = 6,399.23

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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.