Home / 5,482.61-8,210.86-3,502.11

Finding the Fourth Proportional to 5,482.61, 8,210.86 and 3,502.11

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Solution

The fourth proportional to 5,482.61, 8,210.86 and 3,502.11 is: 5,244.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,482.61 : 8,210.86 = 3,502.11 : x
  2. Step 2: Convert to fraction form
    5,482.61/8,210.86 = 3,502.11/x
  3. Step 3: Cross multiply
    5,482.61x = 8,210.86 × 3,502.11
  4. Step 4: Simplify right side
    5,482.61x = 28,755,356.95
  5. Step 5: Solve for x
    x = 28,755,356.95/5,482.61
  6. Step 6: Final answer
    x = 5,244.83

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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.