Home / 6,439.04-9,652.88-4,243.14

Finding the Fourth Proportional to 6,439.04, 9,652.88 and 4,243.14

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Solution

The fourth proportional to 6,439.04, 9,652.88 and 4,243.14 is: 6,360.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,439.04 : 9,652.88 = 4,243.14 : x
  2. Step 2: Convert to fraction form
    6,439.04/9,652.88 = 4,243.14/x
  3. Step 3: Cross multiply
    6,439.04x = 9,652.88 × 4,243.14
  4. Step 4: Simplify right side
    6,439.04x = 40,958,521.24
  5. Step 5: Solve for x
    x = 40,958,521.24/6,439.04
  6. Step 6: Final answer
    x = 6,360.97

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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.