Home / 8,865.42-13,295.16-4,480.08

Finding the Fourth Proportional to 8,865.42, 13,295.16 and 4,480.08

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Solution

The fourth proportional to 8,865.42, 13,295.16 and 4,480.08 is: 6,718.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,865.42 : 13,295.16 = 4,480.08 : x
  2. Step 2: Convert to fraction form
    8,865.42/13,295.16 = 4,480.08/x
  3. Step 3: Cross multiply
    8,865.42x = 13,295.16 × 4,480.08
  4. Step 4: Simplify right side
    8,865.42x = 59,563,380.41
  5. Step 5: Solve for x
    x = 59,563,380.41/8,865.42
  6. Step 6: Final answer
    x = 6,718.62

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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.