Home / 3,337.78-5,005.69-1,256.29

Finding the Fourth Proportional to 3,337.78, 5,005.69 and 1,256.29

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Solution

The fourth proportional to 3,337.78, 5,005.69 and 1,256.29 is: 1,884.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,337.78 : 5,005.69 = 1,256.29 : x
  2. Step 2: Convert to fraction form
    3,337.78/5,005.69 = 1,256.29/x
  3. Step 3: Cross multiply
    3,337.78x = 5,005.69 × 1,256.29
  4. Step 4: Simplify right side
    3,337.78x = 6,288,598.29
  5. Step 5: Solve for x
    x = 6,288,598.29/3,337.78
  6. Step 6: Final answer
    x = 1,884.07

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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.