Home / 10,385.32-15,574.30-3,363.64

Finding the Fourth Proportional to 10,385.32, 15,574.30 and 3,363.64

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Solution

The fourth proportional to 10,385.32, 15,574.30 and 3,363.64 is: 5,044.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,385.32 : 15,574.30 = 3,363.64 : x
  2. Step 2: Convert to fraction form
    10,385.32/15,574.30 = 3,363.64/x
  3. Step 3: Cross multiply
    10,385.32x = 15,574.30 × 3,363.64
  4. Step 4: Simplify right side
    10,385.32x = 52,386,338.45
  5. Step 5: Solve for x
    x = 52,386,338.45/10,385.32
  6. Step 6: Final answer
    x = 5,044.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.