Home / 7,417.60-11,126.40-2,223.52

Finding the Fourth Proportional to 7,417.60, 11,126.40 and 2,223.52

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Solution

The fourth proportional to 7,417.60, 11,126.40 and 2,223.52 is: 3,335.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,417.60 : 11,126.40 = 2,223.52 : x
  2. Step 2: Convert to fraction form
    7,417.60/11,126.40 = 2,223.52/x
  3. Step 3: Cross multiply
    7,417.60x = 11,126.40 × 2,223.52
  4. Step 4: Simplify right side
    7,417.60x = 24,739,772.93
  5. Step 5: Solve for x
    x = 24,739,772.93/7,417.60
  6. Step 6: Final answer
    x = 3,335.28

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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.