Home / 5,610.40-8,423.70-4,233.40

Finding the Fourth Proportional to 5,610.40, 8,423.70 and 4,233.40

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Solution

The fourth proportional to 5,610.40, 8,423.70 and 4,233.40 is: 6,356.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,610.40 : 8,423.70 = 4,233.40 : x
  2. Step 2: Convert to fraction form
    5,610.40/8,423.70 = 4,233.40/x
  3. Step 3: Cross multiply
    5,610.40x = 8,423.70 × 4,233.40
  4. Step 4: Simplify right side
    5,610.40x = 35,660,891.58
  5. Step 5: Solve for x
    x = 35,660,891.58/5,610.40
  6. Step 6: Final answer
    x = 6,356.21

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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.