Home / 2,547.70-3,821.55-2,344.66

Finding the Fourth Proportional to 2,547.70, 3,821.55 and 2,344.66

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Solution

The fourth proportional to 2,547.70, 3,821.55 and 2,344.66 is: 3,516.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,547.70 : 3,821.55 = 2,344.66 : x
  2. Step 2: Convert to fraction form
    2,547.70/3,821.55 = 2,344.66/x
  3. Step 3: Cross multiply
    2,547.70x = 3,821.55 × 2,344.66
  4. Step 4: Simplify right side
    2,547.70x = 8,960,235.42
  5. Step 5: Solve for x
    x = 8,960,235.42/2,547.70
  6. Step 6: Final answer
    x = 3,516.99

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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.