Home / 10,162.35-15,233.13-6,875.79

Finding the Fourth Proportional to 10,162.35, 15,233.13 and 6,875.79

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Solution

The fourth proportional to 10,162.35, 15,233.13 and 6,875.79 is: 10,306.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,162.35 : 15,233.13 = 6,875.79 : x
  2. Step 2: Convert to fraction form
    10,162.35/15,233.13 = 6,875.79/x
  3. Step 3: Cross multiply
    10,162.35x = 15,233.13 × 6,875.79
  4. Step 4: Simplify right side
    10,162.35x = 104,739,802.92
  5. Step 5: Solve for x
    x = 104,739,802.92/10,162.35
  6. Step 6: Final answer
    x = 10,306.65

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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.