Home / 5,897.28-8,138.16-3,244.80

Finding the Fourth Proportional to 5,897.28, 8,138.16 and 3,244.80

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Solution

The fourth proportional to 5,897.28, 8,138.16 and 3,244.80 is: 4,477.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,897.28 : 8,138.16 = 3,244.80 : x
  2. Step 2: Convert to fraction form
    5,897.28/8,138.16 = 3,244.80/x
  3. Step 3: Cross multiply
    5,897.28x = 8,138.16 × 3,244.80
  4. Step 4: Simplify right side
    5,897.28x = 26,406,701.57
  5. Step 5: Solve for x
    x = 26,406,701.57/5,897.28
  6. Step 6: Final answer
    x = 4,477.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.