Home / 10,400.76-14,351.85-5,862.73

Finding the Fourth Proportional to 10,400.76, 14,351.85 and 5,862.73

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Solution

The fourth proportional to 10,400.76, 14,351.85 and 5,862.73 is: 8,089.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,400.76 : 14,351.85 = 5,862.73 : x
  2. Step 2: Convert to fraction form
    10,400.76/14,351.85 = 5,862.73/x
  3. Step 3: Cross multiply
    10,400.76x = 14,351.85 × 5,862.73
  4. Step 4: Simplify right side
    10,400.76x = 84,141,021.55
  5. Step 5: Solve for x
    x = 84,141,021.55/10,400.76
  6. Step 6: Final answer
    x = 8,089.89

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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.