Home / 3,423.52-4,727.16-2,548.72

Finding the Fourth Proportional to 3,423.52, 4,727.16 and 2,548.72

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Solution

The fourth proportional to 3,423.52, 4,727.16 and 2,548.72 is: 3,519.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,423.52 : 4,727.16 = 2,548.72 : x
  2. Step 2: Convert to fraction form
    3,423.52/4,727.16 = 2,548.72/x
  3. Step 3: Cross multiply
    3,423.52x = 4,727.16 × 2,548.72
  4. Step 4: Simplify right side
    3,423.52x = 12,048,207.24
  5. Step 5: Solve for x
    x = 12,048,207.24/3,423.52
  6. Step 6: Final answer
    x = 3,519.25

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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.