Home / 6,146.55-9,205.25-4,387.23

Finding the Fourth Proportional to 6,146.55, 9,205.25 and 4,387.23

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Solution

The fourth proportional to 6,146.55, 9,205.25 and 4,387.23 is: 6,570.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,146.55 : 9,205.25 = 4,387.23 : x
  2. Step 2: Convert to fraction form
    6,146.55/9,205.25 = 4,387.23/x
  3. Step 3: Cross multiply
    6,146.55x = 9,205.25 × 4,387.23
  4. Step 4: Simplify right side
    6,146.55x = 40,385,527.02
  5. Step 5: Solve for x
    x = 40,385,527.02/6,146.55
  6. Step 6: Final answer
    x = 6,570.44

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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.