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Finding the Fourth Proportional to 3,033.72, 4,545.72 and 2,547.72

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Solution

The fourth proportional to 3,033.72, 4,545.72 and 2,547.72 is: 3,817.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,033.72 : 4,545.72 = 2,547.72 : x
  2. Step 2: Convert to fraction form
    3,033.72/4,545.72 = 2,547.72/x
  3. Step 3: Cross multiply
    3,033.72x = 4,545.72 × 2,547.72
  4. Step 4: Simplify right side
    3,033.72x = 11,581,221.76
  5. Step 5: Solve for x
    x = 11,581,221.76/3,033.72
  6. Step 6: Final answer
    x = 3,817.50

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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.