Home / 8,394.24-11,581.12-5,601.44

Finding the Fourth Proportional to 8,394.24, 11,581.12 and 5,601.44

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Solution

The fourth proportional to 8,394.24, 11,581.12 and 5,601.44 is: 7,728.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,394.24 : 11,581.12 = 5,601.44 : x
  2. Step 2: Convert to fraction form
    8,394.24/11,581.12 = 5,601.44/x
  3. Step 3: Cross multiply
    8,394.24x = 11,581.12 × 5,601.44
  4. Step 4: Simplify right side
    8,394.24x = 64,870,948.81
  5. Step 5: Solve for x
    x = 64,870,948.81/8,394.24
  6. Step 6: Final answer
    x = 7,728.03

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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.