Home / 5,382.73-8,074.08-1,487.13

Finding the Fourth Proportional to 5,382.73, 8,074.08 and 1,487.13

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Solution

The fourth proportional to 5,382.73, 8,074.08 and 1,487.13 is: 2,230.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,382.73 : 8,074.08 = 1,487.13 : x
  2. Step 2: Convert to fraction form
    5,382.73/8,074.08 = 1,487.13/x
  3. Step 3: Cross multiply
    5,382.73x = 8,074.08 × 1,487.13
  4. Step 4: Simplify right side
    5,382.73x = 12,007,206.59
  5. Step 5: Solve for x
    x = 12,007,206.59/5,382.73
  6. Step 6: Final answer
    x = 2,230.69

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1.5x scale

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.