Home / 10,236.70-15,358.29-6,343.84

Finding the Fourth Proportional to 10,236.70, 15,358.29 and 6,343.84

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Solution

The fourth proportional to 10,236.70, 15,358.29 and 6,343.84 is: 9,517.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,236.70 : 15,358.29 = 6,343.84 : x
  2. Step 2: Convert to fraction form
    10,236.70/15,358.29 = 6,343.84/x
  3. Step 3: Cross multiply
    10,236.70x = 15,358.29 × 6,343.84
  4. Step 4: Simplify right side
    10,236.70x = 97,430,534.43
  5. Step 5: Solve for x
    x = 97,430,534.43/10,236.70
  6. Step 6: Final answer
    x = 9,517.77

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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.