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Finding the Fourth Proportional to 6,281.06, 9,411.12 and 2,765.84

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Solution

The fourth proportional to 6,281.06, 9,411.12 and 2,765.84 is: 4,144.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,281.06 : 9,411.12 = 2,765.84 : x
  2. Step 2: Convert to fraction form
    6,281.06/9,411.12 = 2,765.84/x
  3. Step 3: Cross multiply
    6,281.06x = 9,411.12 × 2,765.84
  4. Step 4: Simplify right side
    6,281.06x = 26,029,652.14
  5. Step 5: Solve for x
    x = 26,029,652.14/6,281.06
  6. Step 6: Final answer
    x = 4,144.15

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1.5x scale

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.