Home / 6,511.41-9,767.07-1,581.08

Finding the Fourth Proportional to 6,511.41, 9,767.07 and 1,581.08

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Solution

The fourth proportional to 6,511.41, 9,767.07 and 1,581.08 is: 2,371.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,511.41 : 9,767.07 = 1,581.08 : x
  2. Step 2: Convert to fraction form
    6,511.41/9,767.07 = 1,581.08/x
  3. Step 3: Cross multiply
    6,511.41x = 9,767.07 × 1,581.08
  4. Step 4: Simplify right side
    6,511.41x = 15,442,470.20
  5. Step 5: Solve for x
    x = 15,442,470.20/6,511.41
  6. Step 6: Final answer
    x = 2,371.60

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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.