Home / 3,152.48-4,731.88-1,304.68

Finding the Fourth Proportional to 3,152.48, 4,731.88 and 1,304.68

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Solution

The fourth proportional to 3,152.48, 4,731.88 and 1,304.68 is: 1,958.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,152.48 : 4,731.88 = 1,304.68 : x
  2. Step 2: Convert to fraction form
    3,152.48/4,731.88 = 1,304.68/x
  3. Step 3: Cross multiply
    3,152.48x = 4,731.88 × 1,304.68
  4. Step 4: Simplify right side
    3,152.48x = 6,173,589.20
  5. Step 5: Solve for x
    x = 6,173,589.20/3,152.48
  6. Step 6: Final answer
    x = 1,958.33

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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.