Home / 6,188.28-9,281.75-2,239.40

Finding the Fourth Proportional to 6,188.28, 9,281.75 and 2,239.40

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Solution

The fourth proportional to 6,188.28, 9,281.75 and 2,239.40 is: 3,358.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,188.28 : 9,281.75 = 2,239.40 : x
  2. Step 2: Convert to fraction form
    6,188.28/9,281.75 = 2,239.40/x
  3. Step 3: Cross multiply
    6,188.28x = 9,281.75 × 2,239.40
  4. Step 4: Simplify right side
    6,188.28x = 20,785,493.34
  5. Step 5: Solve for x
    x = 20,785,493.34/6,188.28
  6. Step 6: Final answer
    x = 3,358.85

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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.