Home / 4,512.42-6,768.36-1,590.72

Finding the Fourth Proportional to 4,512.42, 6,768.36 and 1,590.72

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Solution

The fourth proportional to 4,512.42, 6,768.36 and 1,590.72 is: 2,385.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,512.42 : 6,768.36 = 1,590.72 : x
  2. Step 2: Convert to fraction form
    4,512.42/6,768.36 = 1,590.72/x
  3. Step 3: Cross multiply
    4,512.42x = 6,768.36 × 1,590.72
  4. Step 4: Simplify right side
    4,512.42x = 10,766,565.62
  5. Step 5: Solve for x
    x = 10,766,565.62/4,512.42
  6. Step 6: Final answer
    x = 2,385.98

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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.