Home / 3,064.16-4,230.48-2,069.12

Finding the Fourth Proportional to 3,064.16, 4,230.48 and 2,069.12

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Solution

The fourth proportional to 3,064.16, 4,230.48 and 2,069.12 is: 2,856.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,064.16 : 4,230.48 = 2,069.12 : x
  2. Step 2: Convert to fraction form
    3,064.16/4,230.48 = 2,069.12/x
  3. Step 3: Cross multiply
    3,064.16x = 4,230.48 × 2,069.12
  4. Step 4: Simplify right side
    3,064.16x = 8,753,370.78
  5. Step 5: Solve for x
    x = 8,753,370.78/3,064.16
  6. Step 6: Final answer
    x = 2,856.70

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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.