Home / 8,965.08-13,448.63-2,391.53

Finding the Fourth Proportional to 8,965.08, 13,448.63 and 2,391.53

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Solution

The fourth proportional to 8,965.08, 13,448.63 and 2,391.53 is: 3,587.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,965.08 : 13,448.63 = 2,391.53 : x
  2. Step 2: Convert to fraction form
    8,965.08/13,448.63 = 2,391.53/x
  3. Step 3: Cross multiply
    8,965.08x = 13,448.63 × 2,391.53
  4. Step 4: Simplify right side
    8,965.08x = 32,162,740.84
  5. Step 5: Solve for x
    x = 32,162,740.84/8,965.08
  6. Step 6: Final answer
    x = 3,587.56

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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.