Home / 4,659.20-6,990.24-2,061.76

Finding the Fourth Proportional to 4,659.20, 6,990.24 and 2,061.76

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Solution

The fourth proportional to 4,659.20, 6,990.24 and 2,061.76 is: 3,093.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,659.20 : 6,990.24 = 2,061.76 : x
  2. Step 2: Convert to fraction form
    4,659.20/6,990.24 = 2,061.76/x
  3. Step 3: Cross multiply
    4,659.20x = 6,990.24 × 2,061.76
  4. Step 4: Simplify right side
    4,659.20x = 14,412,197.22
  5. Step 5: Solve for x
    x = 14,412,197.22/4,659.20
  6. Step 6: Final answer
    x = 3,093.28

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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.