Home / 11,148.78-16,723.20-4,575.06

Finding the Fourth Proportional to 11,148.78, 16,723.20 and 4,575.06

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Solution

The fourth proportional to 11,148.78, 16,723.20 and 4,575.06 is: 6,862.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,148.78 : 16,723.20 = 4,575.06 : x
  2. Step 2: Convert to fraction form
    11,148.78/16,723.20 = 4,575.06/x
  3. Step 3: Cross multiply
    11,148.78x = 16,723.20 × 4,575.06
  4. Step 4: Simplify right side
    11,148.78x = 76,509,643.39
  5. Step 5: Solve for x
    x = 76,509,643.39/11,148.78
  6. Step 6: Final answer
    x = 6,862.60

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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.