Home / 2,386.76-3,293.75-1,324.54

Finding the Fourth Proportional to 2,386.76, 3,293.75 and 1,324.54

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Solution

The fourth proportional to 2,386.76, 3,293.75 and 1,324.54 is: 1,827.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,386.76 : 3,293.75 = 1,324.54 : x
  2. Step 2: Convert to fraction form
    2,386.76/3,293.75 = 1,324.54/x
  3. Step 3: Cross multiply
    2,386.76x = 3,293.75 × 1,324.54
  4. Step 4: Simplify right side
    2,386.76x = 4,362,703.63
  5. Step 5: Solve for x
    x = 4,362,703.63/2,386.76
  6. Step 6: Final answer
    x = 1,827.88

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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.