Home / 2,547.28-3,808.98-1,814.62

Finding the Fourth Proportional to 2,547.28, 3,808.98 and 1,814.62

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Solution

The fourth proportional to 2,547.28, 3,808.98 and 1,814.62 is: 2,713.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,547.28 : 3,808.98 = 1,814.62 : x
  2. Step 2: Convert to fraction form
    2,547.28/3,808.98 = 1,814.62/x
  3. Step 3: Cross multiply
    2,547.28x = 3,808.98 × 1,814.62
  4. Step 4: Simplify right side
    2,547.28x = 6,911,851.29
  5. Step 5: Solve for x
    x = 6,911,851.29/2,547.28
  6. Step 6: Final answer
    x = 2,713.42

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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.