Home / 10,416.54-15,618.66-4,179.48

Finding the Fourth Proportional to 10,416.54, 15,618.66 and 4,179.48

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Solution

The fourth proportional to 10,416.54, 15,618.66 and 4,179.48 is: 6,266.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,416.54 : 15,618.66 = 4,179.48 : x
  2. Step 2: Convert to fraction form
    10,416.54/15,618.66 = 4,179.48/x
  3. Step 3: Cross multiply
    10,416.54x = 15,618.66 × 4,179.48
  4. Step 4: Simplify right side
    10,416.54x = 65,277,877.10
  5. Step 5: Solve for x
    x = 65,277,877.10/10,416.54
  6. Step 6: Final answer
    x = 6,266.75

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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.