Home / 6,021.29-8,306.75-4,621.61

Finding the Fourth Proportional to 6,021.29, 8,306.75 and 4,621.61

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Solution

The fourth proportional to 6,021.29, 8,306.75 and 4,621.61 is: 6,375.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,021.29 : 8,306.75 = 4,621.61 : x
  2. Step 2: Convert to fraction form
    6,021.29/8,306.75 = 4,621.61/x
  3. Step 3: Cross multiply
    6,021.29x = 8,306.75 × 4,621.61
  4. Step 4: Simplify right side
    6,021.29x = 38,390,535.76
  5. Step 5: Solve for x
    x = 38,390,535.76/6,021.29
  6. Step 6: Final answer
    x = 6,375.80

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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.