Home / 4,512.62-6,768.77-1,590.86

Finding the Fourth Proportional to 4,512.62, 6,768.77 and 1,590.86

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Solution

The fourth proportional to 4,512.62, 6,768.77 and 1,590.86 is: 2,386.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,512.62 : 6,768.77 = 1,590.86 : x
  2. Step 2: Convert to fraction form
    4,512.62/6,768.77 = 1,590.86/x
  3. Step 3: Cross multiply
    4,512.62x = 6,768.77 × 1,590.86
  4. Step 4: Simplify right side
    4,512.62x = 10,768,123.64
  5. Step 5: Solve for x
    x = 10,768,123.64/4,512.62
  6. Step 6: Final answer
    x = 2,386.23

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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.