Home / 6,914.20-9,531.66-4,259.80

Finding the Fourth Proportional to 6,914.20, 9,531.66 and 4,259.80

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Solution

The fourth proportional to 6,914.20, 9,531.66 and 4,259.80 is: 5,872.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,914.20 : 9,531.66 = 4,259.80 : x
  2. Step 2: Convert to fraction form
    6,914.20/9,531.66 = 4,259.80/x
  3. Step 3: Cross multiply
    6,914.20x = 9,531.66 × 4,259.80
  4. Step 4: Simplify right side
    6,914.20x = 40,602,965.27
  5. Step 5: Solve for x
    x = 40,602,965.27/6,914.20
  6. Step 6: Final answer
    x = 5,872.40

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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.