Home / 4,128.48-5,695.92-2,358.84

Finding the Fourth Proportional to 4,128.48, 5,695.92 and 2,358.84

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Solution

The fourth proportional to 4,128.48, 5,695.92 and 2,358.84 is: 3,254.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,128.48 : 5,695.92 = 2,358.84 : x
  2. Step 2: Convert to fraction form
    4,128.48/5,695.92 = 2,358.84/x
  3. Step 3: Cross multiply
    4,128.48x = 5,695.92 × 2,358.84
  4. Step 4: Simplify right side
    4,128.48x = 13,435,763.93
  5. Step 5: Solve for x
    x = 13,435,763.93/4,128.48
  6. Step 6: Final answer
    x = 3,254.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.