Home / 11,287.49-16,926.48-4,266.32

Finding the Fourth Proportional to 11,287.49, 16,926.48 and 4,266.32

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Solution

The fourth proportional to 11,287.49, 16,926.48 and 4,266.32 is: 6,397.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,287.49 : 16,926.48 = 4,266.32 : x
  2. Step 2: Convert to fraction form
    11,287.49/16,926.48 = 4,266.32/x
  3. Step 3: Cross multiply
    11,287.49x = 16,926.48 × 4,266.32
  4. Step 4: Simplify right side
    11,287.49x = 72,213,695.52
  5. Step 5: Solve for x
    x = 72,213,695.52/11,287.49
  6. Step 6: Final answer
    x = 6,397.68

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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.