Home / 6,143.45-9,208.69-2,635.13

Finding the Fourth Proportional to 6,143.45, 9,208.69 and 2,635.13

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Solution

The fourth proportional to 6,143.45, 9,208.69 and 2,635.13 is: 3,949.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,143.45 : 9,208.69 = 2,635.13 : x
  2. Step 2: Convert to fraction form
    6,143.45/9,208.69 = 2,635.13/x
  3. Step 3: Cross multiply
    6,143.45x = 9,208.69 × 2,635.13
  4. Step 4: Simplify right side
    6,143.45x = 24,266,111.71
  5. Step 5: Solve for x
    x = 24,266,111.71/6,143.45
  6. Step 6: Final answer
    x = 3,949.92

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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.