Home / 6,581.19-9,078.64-4,456.83

Finding the Fourth Proportional to 6,581.19, 9,078.64 and 4,456.83

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Solution

The fourth proportional to 6,581.19, 9,078.64 and 4,456.83 is: 6,148.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,581.19 : 9,078.64 = 4,456.83 : x
  2. Step 2: Convert to fraction form
    6,581.19/9,078.64 = 4,456.83/x
  3. Step 3: Cross multiply
    6,581.19x = 9,078.64 × 4,456.83
  4. Step 4: Simplify right side
    6,581.19x = 40,461,943.97
  5. Step 5: Solve for x
    x = 40,461,943.97/6,581.19
  6. Step 6: Final answer
    x = 6,148.12

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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.