Home / 1,707.39-2,355.48-1,148.04

Finding the Fourth Proportional to 1,707.39, 2,355.48 and 1,148.04

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Solution

The fourth proportional to 1,707.39, 2,355.48 and 1,148.04 is: 1,583.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,707.39 : 2,355.48 = 1,148.04 : x
  2. Step 2: Convert to fraction form
    1,707.39/2,355.48 = 1,148.04/x
  3. Step 3: Cross multiply
    1,707.39x = 2,355.48 × 1,148.04
  4. Step 4: Simplify right side
    1,707.39x = 2,704,185.26
  5. Step 5: Solve for x
    x = 2,704,185.26/1,707.39
  6. Step 6: Final answer
    x = 1,583.81

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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.