Home / 6,215.13-8,568.45-4,443.66

Finding the Fourth Proportional to 6,215.13, 8,568.45 and 4,443.66

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Solution

The fourth proportional to 6,215.13, 8,568.45 and 4,443.66 is: 6,126.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,215.13 : 8,568.45 = 4,443.66 : x
  2. Step 2: Convert to fraction form
    6,215.13/8,568.45 = 4,443.66/x
  3. Step 3: Cross multiply
    6,215.13x = 8,568.45 × 4,443.66
  4. Step 4: Simplify right side
    6,215.13x = 38,075,278.53
  5. Step 5: Solve for x
    x = 38,075,278.53/6,215.13
  6. Step 6: Final answer
    x = 6,126.22

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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.