Home / 6,866.76-10,290.40-3,354.18

Finding the Fourth Proportional to 6,866.76, 10,290.40 and 3,354.18

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Solution

The fourth proportional to 6,866.76, 10,290.40 and 3,354.18 is: 5,026.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,866.76 : 10,290.40 = 3,354.18 : x
  2. Step 2: Convert to fraction form
    6,866.76/10,290.40 = 3,354.18/x
  3. Step 3: Cross multiply
    6,866.76x = 10,290.40 × 3,354.18
  4. Step 4: Simplify right side
    6,866.76x = 34,515,853.87
  5. Step 5: Solve for x
    x = 34,515,853.87/6,866.76
  6. Step 6: Final answer
    x = 5,026.51

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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.