Home / 1,532.50-2,291.82-1,181.06

Finding the Fourth Proportional to 1,532.50, 2,291.82 and 1,181.06

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Solution

The fourth proportional to 1,532.50, 2,291.82 and 1,181.06 is: 1,766.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,532.50 : 2,291.82 = 1,181.06 : x
  2. Step 2: Convert to fraction form
    1,532.50/2,291.82 = 1,181.06/x
  3. Step 3: Cross multiply
    1,532.50x = 2,291.82 × 1,181.06
  4. Step 4: Simplify right side
    1,532.50x = 2,706,776.93
  5. Step 5: Solve for x
    x = 2,706,776.93/1,532.50
  6. Step 6: Final answer
    x = 1,766.25

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Half scale
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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.