Home / 4,264.12-6,386.46-4,192.84

Finding the Fourth Proportional to 4,264.12, 6,386.46 and 4,192.84

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Solution

The fourth proportional to 4,264.12, 6,386.46 and 4,192.84 is: 6,279.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,264.12 : 6,386.46 = 4,192.84 : x
  2. Step 2: Convert to fraction form
    4,264.12/6,386.46 = 4,192.84/x
  3. Step 3: Cross multiply
    4,264.12x = 6,386.46 × 4,192.84
  4. Step 4: Simplify right side
    4,264.12x = 26,777,404.95
  5. Step 5: Solve for x
    x = 26,777,404.95/4,264.12
  6. Step 6: Final answer
    x = 6,279.70

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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.