Home / 3,337.16-5,007.69-1,778.31

Finding the Fourth Proportional to 3,337.16, 5,007.69 and 1,778.31

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Solution

The fourth proportional to 3,337.16, 5,007.69 and 1,778.31 is: 2,668.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,337.16 : 5,007.69 = 1,778.31 : x
  2. Step 2: Convert to fraction form
    3,337.16/5,007.69 = 1,778.31/x
  3. Step 3: Cross multiply
    3,337.16x = 5,007.69 × 1,778.31
  4. Step 4: Simplify right side
    3,337.16x = 8,905,225.20
  5. Step 5: Solve for x
    x = 8,905,225.20/3,337.16
  6. Step 6: Final answer
    x = 2,668.51

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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.