Home / 3,523.68-4,862.28-2,281.68

Finding the Fourth Proportional to 3,523.68, 4,862.28 and 2,281.68

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Solution

The fourth proportional to 3,523.68, 4,862.28 and 2,281.68 is: 3,148.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,523.68 : 4,862.28 = 2,281.68 : x
  2. Step 2: Convert to fraction form
    3,523.68/4,862.28 = 2,281.68/x
  3. Step 3: Cross multiply
    3,523.68x = 4,862.28 × 2,281.68
  4. Step 4: Simplify right side
    3,523.68x = 11,094,167.03
  5. Step 5: Solve for x
    x = 11,094,167.03/3,523.68
  6. Step 6: Final answer
    x = 3,148.46

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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.