Home / 3,062.55-4,225.28-2,117.99

Finding the Fourth Proportional to 3,062.55, 4,225.28 and 2,117.99

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Solution

The fourth proportional to 3,062.55, 4,225.28 and 2,117.99 is: 2,922.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,062.55 : 4,225.28 = 2,117.99 : x
  2. Step 2: Convert to fraction form
    3,062.55/4,225.28 = 2,117.99/x
  3. Step 3: Cross multiply
    3,062.55x = 4,225.28 × 2,117.99
  4. Step 4: Simplify right side
    3,062.55x = 8,949,100.79
  5. Step 5: Solve for x
    x = 8,949,100.79/3,062.55
  6. Step 6: Final answer
    x = 2,922.11

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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.