Home / 2,387.51-3,556.65-2,314.97

Finding the Fourth Proportional to 2,387.51, 3,556.65 and 2,314.97

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Solution

The fourth proportional to 2,387.51, 3,556.65 and 2,314.97 is: 3,448.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,387.51 : 3,556.65 = 2,314.97 : x
  2. Step 2: Convert to fraction form
    2,387.51/3,556.65 = 2,314.97/x
  3. Step 3: Cross multiply
    2,387.51x = 3,556.65 × 2,314.97
  4. Step 4: Simplify right side
    2,387.51x = 8,233,508.69
  5. Step 5: Solve for x
    x = 8,233,508.69/2,387.51
  6. Step 6: Final answer
    x = 3,448.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.