Home / 3,717.55-5,126.02-2,371.36

Finding the Fourth Proportional to 3,717.55, 5,126.02 and 2,371.36

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Solution

The fourth proportional to 3,717.55, 5,126.02 and 2,371.36 is: 3,269.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,717.55 : 5,126.02 = 2,371.36 : x
  2. Step 2: Convert to fraction form
    3,717.55/5,126.02 = 2,371.36/x
  3. Step 3: Cross multiply
    3,717.55x = 5,126.02 × 2,371.36
  4. Step 4: Simplify right side
    3,717.55x = 12,155,638.79
  5. Step 5: Solve for x
    x = 12,155,638.79/3,717.55
  6. Step 6: Final answer
    x = 3,269.80

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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.