Home / 5,031.42-7,547.14-1,744.52

Finding the Fourth Proportional to 5,031.42, 7,547.14 and 1,744.52

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Solution

The fourth proportional to 5,031.42, 7,547.14 and 1,744.52 is: 2,616.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,031.42 : 7,547.14 = 1,744.52 : x
  2. Step 2: Convert to fraction form
    5,031.42/7,547.14 = 1,744.52/x
  3. Step 3: Cross multiply
    5,031.42x = 7,547.14 × 1,744.52
  4. Step 4: Simplify right side
    5,031.42x = 13,166,136.67
  5. Step 5: Solve for x
    x = 13,166,136.67/5,031.42
  6. Step 6: Final answer
    x = 2,616.78

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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.