Home / 5,875.30-8,107.88-3,222.65

Finding the Fourth Proportional to 5,875.30, 8,107.88 and 3,222.65

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Solution

The fourth proportional to 5,875.30, 8,107.88 and 3,222.65 is: 4,447.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,875.30 : 8,107.88 = 3,222.65 : x
  2. Step 2: Convert to fraction form
    5,875.30/8,107.88 = 3,222.65/x
  3. Step 3: Cross multiply
    5,875.30x = 8,107.88 × 3,222.65
  4. Step 4: Simplify right side
    5,875.30x = 26,128,861.16
  5. Step 5: Solve for x
    x = 26,128,861.16/5,875.30
  6. Step 6: Final answer
    x = 4,447.24

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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.