Home / 2,386.31-3,293.11-1,324.07

Finding the Fourth Proportional to 2,386.31, 3,293.11 and 1,324.07

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Solution

The fourth proportional to 2,386.31, 3,293.11 and 1,324.07 is: 1,827.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,386.31 : 3,293.11 = 1,324.07 : x
  2. Step 2: Convert to fraction form
    2,386.31/3,293.11 = 1,324.07/x
  3. Step 3: Cross multiply
    2,386.31x = 3,293.11 × 1,324.07
  4. Step 4: Simplify right side
    2,386.31x = 4,360,308.16
  5. Step 5: Solve for x
    x = 4,360,308.16/2,386.31
  6. Step 6: Final answer
    x = 1,827.22

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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.