Home / 10,305.54-15,458.58-4,462.20

Finding the Fourth Proportional to 10,305.54, 15,458.58 and 4,462.20

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Solution

The fourth proportional to 10,305.54, 15,458.58 and 4,462.20 is: 6,693.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,305.54 : 15,458.58 = 4,462.20 : x
  2. Step 2: Convert to fraction form
    10,305.54/15,458.58 = 4,462.20/x
  3. Step 3: Cross multiply
    10,305.54x = 15,458.58 × 4,462.20
  4. Step 4: Simplify right side
    10,305.54x = 68,979,275.68
  5. Step 5: Solve for x
    x = 68,979,275.68/10,305.54
  6. Step 6: Final answer
    x = 6,693.42

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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.