Home / 6,461.06-9,686.88-2,949.17

Finding the Fourth Proportional to 6,461.06, 9,686.88 and 2,949.17

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Solution

The fourth proportional to 6,461.06, 9,686.88 and 2,949.17 is: 4,421.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,461.06 : 9,686.88 = 2,949.17 : x
  2. Step 2: Convert to fraction form
    6,461.06/9,686.88 = 2,949.17/x
  3. Step 3: Cross multiply
    6,461.06x = 9,686.88 × 2,949.17
  4. Step 4: Simplify right side
    6,461.06x = 28,568,207.46
  5. Step 5: Solve for x
    x = 28,568,207.46/6,461.06
  6. Step 6: Final answer
    x = 4,421.60

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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.