Home / 10,124.08-13,972.76-6,144.42

Finding the Fourth Proportional to 10,124.08, 13,972.76 and 6,144.42

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Solution

The fourth proportional to 10,124.08, 13,972.76 and 6,144.42 is: 8,480.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,124.08 : 13,972.76 = 6,144.42 : x
  2. Step 2: Convert to fraction form
    10,124.08/13,972.76 = 6,144.42/x
  3. Step 3: Cross multiply
    10,124.08x = 13,972.76 × 6,144.42
  4. Step 4: Simplify right side
    10,124.08x = 85,854,521.36
  5. Step 5: Solve for x
    x = 85,854,521.36/10,124.08
  6. Step 6: Final answer
    x = 8,480.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.