Home / 10,320.20-14,239.51-5,842.97

Finding the Fourth Proportional to 10,320.20, 14,239.51 and 5,842.97

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Solution

The fourth proportional to 10,320.20, 14,239.51 and 5,842.97 is: 8,061.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,320.20 : 14,239.51 = 5,842.97 : x
  2. Step 2: Convert to fraction form
    10,320.20/14,239.51 = 5,842.97/x
  3. Step 3: Cross multiply
    10,320.20x = 14,239.51 × 5,842.97
  4. Step 4: Simplify right side
    10,320.20x = 83,201,029.74
  5. Step 5: Solve for x
    x = 83,201,029.74/10,320.20
  6. Step 6: Final answer
    x = 8,061.96

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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.