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Finding the Fourth Proportional to 2,522.75, 3,784.12 and 1,547.10

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Solution

The fourth proportional to 2,522.75, 3,784.12 and 1,547.10 is: 2,320.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,522.75 : 3,784.12 = 1,547.10 : x
  2. Step 2: Convert to fraction form
    2,522.75/3,784.12 = 1,547.10/x
  3. Step 3: Cross multiply
    2,522.75x = 3,784.12 × 1,547.10
  4. Step 4: Simplify right side
    2,522.75x = 5,854,408.18
  5. Step 5: Solve for x
    x = 5,854,408.18/2,522.75
  6. Step 6: Final answer
    x = 2,320.65

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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.