Home / 10,315.53-14,233.05-6,964.56

Finding the Fourth Proportional to 10,315.53, 14,233.05 and 6,964.56

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Solution

The fourth proportional to 10,315.53, 14,233.05 and 6,964.56 is: 9,609.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,315.53 : 14,233.05 = 6,964.56 : x
  2. Step 2: Convert to fraction form
    10,315.53/14,233.05 = 6,964.56/x
  3. Step 3: Cross multiply
    10,315.53x = 14,233.05 × 6,964.56
  4. Step 4: Simplify right side
    10,315.53x = 99,126,930.71
  5. Step 5: Solve for x
    x = 99,126,930.71/10,315.53
  6. Step 6: Final answer
    x = 9,609.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.