Home / 10,458.86-14,432.31-5,981.88

Finding the Fourth Proportional to 10,458.86, 14,432.31 and 5,981.88

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Solution

The fourth proportional to 10,458.86, 14,432.31 and 5,981.88 is: 8,254.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,458.86 : 14,432.31 = 5,981.88 : x
  2. Step 2: Convert to fraction form
    10,458.86/14,432.31 = 5,981.88/x
  3. Step 3: Cross multiply
    10,458.86x = 14,432.31 × 5,981.88
  4. Step 4: Simplify right side
    10,458.86x = 86,332,400.66
  5. Step 5: Solve for x
    x = 86,332,400.66/10,458.86
  6. Step 6: Final answer
    x = 8,254.48

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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.