Home / 10,239.30-15,334.65-6,302.70

Finding the Fourth Proportional to 10,239.30, 15,334.65 and 6,302.70

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Solution

The fourth proportional to 10,239.30, 15,334.65 and 6,302.70 is: 9,439.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,239.30 : 15,334.65 = 6,302.70 : x
  2. Step 2: Convert to fraction form
    10,239.30/15,334.65 = 6,302.70/x
  3. Step 3: Cross multiply
    10,239.30x = 15,334.65 × 6,302.70
  4. Step 4: Simplify right side
    10,239.30x = 96,649,698.56
  5. Step 5: Solve for x
    x = 96,649,698.56/10,239.30
  6. Step 6: Final answer
    x = 9,439.09

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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.