Home / 3,423.15-4,723.93-1,851.24

Finding the Fourth Proportional to 3,423.15, 4,723.93 and 1,851.24

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Solution

The fourth proportional to 3,423.15, 4,723.93 and 1,851.24 is: 2,554.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,423.15 : 4,723.93 = 1,851.24 : x
  2. Step 2: Convert to fraction form
    3,423.15/4,723.93 = 1,851.24/x
  3. Step 3: Cross multiply
    3,423.15x = 4,723.93 × 1,851.24
  4. Step 4: Simplify right side
    3,423.15x = 8,745,148.20
  5. Step 5: Solve for x
    x = 8,745,148.20/3,423.15
  6. Step 6: Final answer
    x = 2,554.71

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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.