Home / 5,104.30-7,652.85-1,983.10

Finding the Fourth Proportional to 5,104.30, 7,652.85 and 1,983.10

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Solution

The fourth proportional to 5,104.30, 7,652.85 and 1,983.10 is: 2,973.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,104.30 : 7,652.85 = 1,983.10 : x
  2. Step 2: Convert to fraction form
    5,104.30/7,652.85 = 1,983.10/x
  3. Step 3: Cross multiply
    5,104.30x = 7,652.85 × 1,983.10
  4. Step 4: Simplify right side
    5,104.30x = 15,176,366.84
  5. Step 5: Solve for x
    x = 15,176,366.84/5,104.30
  6. Step 6: Final answer
    x = 2,973.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.