Home / 11,275.39-16,913.16-2,955.33

Finding the Fourth Proportional to 11,275.39, 16,913.16 and 2,955.33

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Solution

The fourth proportional to 11,275.39, 16,913.16 and 2,955.33 is: 4,433.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,275.39 : 16,913.16 = 2,955.33 : x
  2. Step 2: Convert to fraction form
    11,275.39/16,913.16 = 2,955.33/x
  3. Step 3: Cross multiply
    11,275.39x = 16,913.16 × 2,955.33
  4. Step 4: Simplify right side
    11,275.39x = 49,984,012.20
  5. Step 5: Solve for x
    x = 49,984,012.20/11,275.39
  6. Step 6: Final answer
    x = 4,433.02

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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.