Home / 3,562.39-4,915.95-2,070.22

Finding the Fourth Proportional to 3,562.39, 4,915.95 and 2,070.22

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Solution

The fourth proportional to 3,562.39, 4,915.95 and 2,070.22 is: 2,856.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,562.39 : 4,915.95 = 2,070.22 : x
  2. Step 2: Convert to fraction form
    3,562.39/4,915.95 = 2,070.22/x
  3. Step 3: Cross multiply
    3,562.39x = 4,915.95 × 2,070.22
  4. Step 4: Simplify right side
    3,562.39x = 10,177,098.01
  5. Step 5: Solve for x
    x = 10,177,098.01/3,562.39
  6. Step 6: Final answer
    x = 2,856.82

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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.