Home / 7,417.61-11,126.42-2,223.48

Finding the Fourth Proportional to 7,417.61, 11,126.42 and 2,223.48

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Solution

The fourth proportional to 7,417.61, 11,126.42 and 2,223.48 is: 3,335.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,417.61 : 11,126.42 = 2,223.48 : x
  2. Step 2: Convert to fraction form
    7,417.61/11,126.42 = 2,223.48/x
  3. Step 3: Cross multiply
    7,417.61x = 11,126.42 × 2,223.48
  4. Step 4: Simplify right side
    7,417.61x = 24,739,372.34
  5. Step 5: Solve for x
    x = 24,739,372.34/7,417.61
  6. Step 6: Final answer
    x = 3,335.22

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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.