Home / 10,320.17-14,235.97-6,338.48

Finding the Fourth Proportional to 10,320.17, 14,235.97 and 6,338.48

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Solution

The fourth proportional to 10,320.17, 14,235.97 and 6,338.48 is: 8,743.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,320.17 : 14,235.97 = 6,338.48 : x
  2. Step 2: Convert to fraction form
    10,320.17/14,235.97 = 6,338.48/x
  3. Step 3: Cross multiply
    10,320.17x = 14,235.97 × 6,338.48
  4. Step 4: Simplify right side
    10,320.17x = 90,234,411.13
  5. Step 5: Solve for x
    x = 90,234,411.13/10,320.17
  6. Step 6: Final answer
    x = 8,743.50

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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.