Home / 3,645.58-5,030.92-2,073.70

Finding the Fourth Proportional to 3,645.58, 5,030.92 and 2,073.70

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Solution

The fourth proportional to 3,645.58, 5,030.92 and 2,073.70 is: 2,861.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,645.58 : 5,030.92 = 2,073.70 : x
  2. Step 2: Convert to fraction form
    3,645.58/5,030.92 = 2,073.70/x
  3. Step 3: Cross multiply
    3,645.58x = 5,030.92 × 2,073.70
  4. Step 4: Simplify right side
    3,645.58x = 10,432,618.80
  5. Step 5: Solve for x
    x = 10,432,618.80/3,645.58
  6. Step 6: Final answer
    x = 2,861.72

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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.