Home / 6,407.06-8,844.30-4,521.38

Finding the Fourth Proportional to 6,407.06, 8,844.30 and 4,521.38

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Solution

The fourth proportional to 6,407.06, 8,844.30 and 4,521.38 is: 6,241.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,407.06 : 8,844.30 = 4,521.38 : x
  2. Step 2: Convert to fraction form
    6,407.06/8,844.30 = 4,521.38/x
  3. Step 3: Cross multiply
    6,407.06x = 8,844.30 × 4,521.38
  4. Step 4: Simplify right side
    6,407.06x = 39,988,441.13
  5. Step 5: Solve for x
    x = 39,988,441.13/6,407.06
  6. Step 6: Final answer
    x = 6,241.31

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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.