Home / 2,547.28-3,817.98-2,519.92

Finding the Fourth Proportional to 2,547.28, 3,817.98 and 2,519.92

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Solution

The fourth proportional to 2,547.28, 3,817.98 and 2,519.92 is: 3,776.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,547.28 : 3,817.98 = 2,519.92 : x
  2. Step 2: Convert to fraction form
    2,547.28/3,817.98 = 2,519.92/x
  3. Step 3: Cross multiply
    2,547.28x = 3,817.98 × 2,519.92
  4. Step 4: Simplify right side
    2,547.28x = 9,621,004.16
  5. Step 5: Solve for x
    x = 9,621,004.16/2,547.28
  6. Step 6: Final answer
    x = 3,776.97

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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.