Home / 1,736.32-2,600.96-1,275.04

Finding the Fourth Proportional to 1,736.32, 2,600.96 and 1,275.04

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Solution

The fourth proportional to 1,736.32, 2,600.96 and 1,275.04 is: 1,909.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,736.32 : 2,600.96 = 1,275.04 : x
  2. Step 2: Convert to fraction form
    1,736.32/2,600.96 = 1,275.04/x
  3. Step 3: Cross multiply
    1,736.32x = 2,600.96 × 1,275.04
  4. Step 4: Simplify right side
    1,736.32x = 3,316,328.04
  5. Step 5: Solve for x
    x = 3,316,328.04/1,736.32
  6. Step 6: Final answer
    x = 1,909.98

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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.