Home / 4,948.01-6,826.34-3,180.59

Finding the Fourth Proportional to 4,948.01, 6,826.34 and 3,180.59

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Solution

The fourth proportional to 4,948.01, 6,826.34 and 3,180.59 is: 4,387.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,948.01 : 6,826.34 = 3,180.59 : x
  2. Step 2: Convert to fraction form
    4,948.01/6,826.34 = 3,180.59/x
  3. Step 3: Cross multiply
    4,948.01x = 6,826.34 × 3,180.59
  4. Step 4: Simplify right side
    4,948.01x = 21,711,788.74
  5. Step 5: Solve for x
    x = 21,711,788.74/4,948.01
  6. Step 6: Final answer
    x = 4,387.98

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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.