Home / 10,183.20-15,275.61-4,636.73

Finding the Fourth Proportional to 10,183.20, 15,275.61 and 4,636.73

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Solution

The fourth proportional to 10,183.20, 15,275.61 and 4,636.73 is: 6,955.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,183.20 : 15,275.61 = 4,636.73 : x
  2. Step 2: Convert to fraction form
    10,183.20/15,275.61 = 4,636.73/x
  3. Step 3: Cross multiply
    10,183.20x = 15,275.61 × 4,636.73
  4. Step 4: Simplify right side
    10,183.20x = 70,828,802.78
  5. Step 5: Solve for x
    x = 70,828,802.78/10,183.20
  6. Step 6: Final answer
    x = 6,955.46

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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.