Home / 1,967.04-2,947.86-1,088.24

Finding the Fourth Proportional to 1,967.04, 2,947.86 and 1,088.24

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Solution

The fourth proportional to 1,967.04, 2,947.86 and 1,088.24 is: 1,630.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,967.04 : 2,947.86 = 1,088.24 : x
  2. Step 2: Convert to fraction form
    1,967.04/2,947.86 = 1,088.24/x
  3. Step 3: Cross multiply
    1,967.04x = 2,947.86 × 1,088.24
  4. Step 4: Simplify right side
    1,967.04x = 3,207,964.43
  5. Step 5: Solve for x
    x = 3,207,964.43/1,967.04
  6. Step 6: Final answer
    x = 1,630.86

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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.