Home / 4,726.90-7,100.48-2,879.02

Finding the Fourth Proportional to 4,726.90, 7,100.48 and 2,879.02

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Solution

The fourth proportional to 4,726.90, 7,100.48 and 2,879.02 is: 4,324.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,726.90 : 7,100.48 = 2,879.02 : x
  2. Step 2: Convert to fraction form
    4,726.90/7,100.48 = 2,879.02/x
  3. Step 3: Cross multiply
    4,726.90x = 7,100.48 × 2,879.02
  4. Step 4: Simplify right side
    4,726.90x = 20,442,423.93
  5. Step 5: Solve for x
    x = 20,442,423.93/4,726.90
  6. Step 6: Final answer
    x = 4,324.70

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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.