Home / 6,839.04-10,257.28-4,257.92

Finding the Fourth Proportional to 6,839.04, 10,257.28 and 4,257.92

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Solution

The fourth proportional to 6,839.04, 10,257.28 and 4,257.92 is: 6,386.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,839.04 : 10,257.28 = 4,257.92 : x
  2. Step 2: Convert to fraction form
    6,839.04/10,257.28 = 4,257.92/x
  3. Step 3: Cross multiply
    6,839.04x = 10,257.28 × 4,257.92
  4. Step 4: Simplify right side
    6,839.04x = 43,674,677.66
  5. Step 5: Solve for x
    x = 43,674,677.66/6,839.04
  6. Step 6: Final answer
    x = 6,386.08

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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.