Home / 6,239.84-9,357.60-3,470.72

Finding the Fourth Proportional to 6,239.84, 9,357.60 and 3,470.72

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Solution

The fourth proportional to 6,239.84, 9,357.60 and 3,470.72 is: 5,204.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,239.84 : 9,357.60 = 3,470.72 : x
  2. Step 2: Convert to fraction form
    6,239.84/9,357.60 = 3,470.72/x
  3. Step 3: Cross multiply
    6,239.84x = 9,357.60 × 3,470.72
  4. Step 4: Simplify right side
    6,239.84x = 32,477,609.47
  5. Step 5: Solve for x
    x = 32,477,609.47/6,239.84
  6. Step 6: Final answer
    x = 5,204.88

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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.