Home / 3,638.04-5,023.45-2,965.95

Finding the Fourth Proportional to 3,638.04, 5,023.45 and 2,965.95

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Solution

The fourth proportional to 3,638.04, 5,023.45 and 2,965.95 is: 4,095.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,638.04 : 5,023.45 = 2,965.95 : x
  2. Step 2: Convert to fraction form
    3,638.04/5,023.45 = 2,965.95/x
  3. Step 3: Cross multiply
    3,638.04x = 5,023.45 × 2,965.95
  4. Step 4: Simplify right side
    3,638.04x = 14,899,276.41
  5. Step 5: Solve for x
    x = 14,899,276.41/3,638.04
  6. Step 6: Final answer
    x = 4,095.42

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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.