Home / 4,459.12-6,687.60-1,864.96

Finding the Fourth Proportional to 4,459.12, 6,687.60 and 1,864.96

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Solution

The fourth proportional to 4,459.12, 6,687.60 and 1,864.96 is: 2,796.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,459.12 : 6,687.60 = 1,864.96 : x
  2. Step 2: Convert to fraction form
    4,459.12/6,687.60 = 1,864.96/x
  3. Step 3: Cross multiply
    4,459.12x = 6,687.60 × 1,864.96
  4. Step 4: Simplify right side
    4,459.12x = 12,472,106.50
  5. Step 5: Solve for x
    x = 12,472,106.50/4,459.12
  6. Step 6: Final answer
    x = 2,796.99

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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.