Home / 8,987.10-13,480.65-2,413.13

Finding the Fourth Proportional to 8,987.10, 13,480.65 and 2,413.13

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Solution

The fourth proportional to 8,987.10, 13,480.65 and 2,413.13 is: 3,619.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,987.10 : 13,480.65 = 2,413.13 : x
  2. Step 2: Convert to fraction form
    8,987.10/13,480.65 = 2,413.13/x
  3. Step 3: Cross multiply
    8,987.10x = 13,480.65 × 2,413.13
  4. Step 4: Simplify right side
    8,987.10x = 32,530,493.53
  5. Step 5: Solve for x
    x = 32,530,493.53/8,987.10
  6. Step 6: Final answer
    x = 3,619.69

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Similar ratio
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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.