Home / 1,699.28-2,344.65-1,110.68

Finding the Fourth Proportional to 1,699.28, 2,344.65 and 1,110.68

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Solution

The fourth proportional to 1,699.28, 2,344.65 and 1,110.68 is: 1,532.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,699.28 : 2,344.65 = 1,110.68 : x
  2. Step 2: Convert to fraction form
    1,699.28/2,344.65 = 1,110.68/x
  3. Step 3: Cross multiply
    1,699.28x = 2,344.65 × 1,110.68
  4. Step 4: Simplify right side
    1,699.28x = 2,604,155.86
  5. Step 5: Solve for x
    x = 2,604,155.86/1,699.28
  6. Step 6: Final answer
    x = 1,532.51

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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.