Home / 7,354.74-11,031.51-2,424.30

Finding the Fourth Proportional to 7,354.74, 11,031.51 and 2,424.30

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Solution

The fourth proportional to 7,354.74, 11,031.51 and 2,424.30 is: 3,636.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,354.74 : 11,031.51 = 2,424.30 : x
  2. Step 2: Convert to fraction form
    7,354.74/11,031.51 = 2,424.30/x
  3. Step 3: Cross multiply
    7,354.74x = 11,031.51 × 2,424.30
  4. Step 4: Simplify right side
    7,354.74x = 26,743,689.69
  5. Step 5: Solve for x
    x = 26,743,689.69/7,354.74
  6. Step 6: Final answer
    x = 3,636.25

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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.