Home / 5,875.16-8,107.65-3,222.61

Finding the Fourth Proportional to 5,875.16, 8,107.65 and 3,222.61

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Solution

The fourth proportional to 5,875.16, 8,107.65 and 3,222.61 is: 4,447.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,875.16 : 8,107.65 = 3,222.61 : x
  2. Step 2: Convert to fraction form
    5,875.16/8,107.65 = 3,222.61/x
  3. Step 3: Cross multiply
    5,875.16x = 8,107.65 × 3,222.61
  4. Step 4: Simplify right side
    5,875.16x = 26,127,773.70
  5. Step 5: Solve for x
    x = 26,127,773.70/5,875.16
  6. Step 6: Final answer
    x = 4,447.16

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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.