Home / 6,678.17-10,019.55-2,982.95

Finding the Fourth Proportional to 6,678.17, 10,019.55 and 2,982.95

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Solution

The fourth proportional to 6,678.17, 10,019.55 and 2,982.95 is: 4,475.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,678.17 : 10,019.55 = 2,982.95 : x
  2. Step 2: Convert to fraction form
    6,678.17/10,019.55 = 2,982.95/x
  3. Step 3: Cross multiply
    6,678.17x = 10,019.55 × 2,982.95
  4. Step 4: Simplify right side
    6,678.17x = 29,887,766.57
  5. Step 5: Solve for x
    x = 29,887,766.57/6,678.17
  6. Step 6: Final answer
    x = 4,475.45

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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.