Home / 1,736.89-2,397.68-1,108.24

Finding the Fourth Proportional to 1,736.89, 2,397.68 and 1,108.24

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Solution

The fourth proportional to 1,736.89, 2,397.68 and 1,108.24 is: 1,529.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,736.89 : 2,397.68 = 1,108.24 : x
  2. Step 2: Convert to fraction form
    1,736.89/2,397.68 = 1,108.24/x
  3. Step 3: Cross multiply
    1,736.89x = 2,397.68 × 1,108.24
  4. Step 4: Simplify right side
    1,736.89x = 2,657,201.13
  5. Step 5: Solve for x
    x = 2,657,201.13/1,736.89
  6. Step 6: Final answer
    x = 1,529.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.