Home / 2,736.81-4,104.41-888.39

Finding the Fourth Proportional to 2,736.81, 4,104.41 and 888.39

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Solution

The fourth proportional to 2,736.81, 4,104.41 and 888.39 is: 1,332.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,736.81 : 4,104.41 = 888.39 : x
  2. Step 2: Convert to fraction form
    2,736.81/4,104.41 = 888.39/x
  3. Step 3: Cross multiply
    2,736.81x = 4,104.41 × 888.39
  4. Step 4: Simplify right side
    2,736.81x = 3,646,312.36
  5. Step 5: Solve for x
    x = 3,646,312.36/2,736.81
  6. Step 6: Final answer
    x = 1,332.32

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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.