Home / 2,386.50-3,293.10-1,324.23

Finding the Fourth Proportional to 2,386.50, 3,293.10 and 1,324.23

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Solution

The fourth proportional to 2,386.50, 3,293.10 and 1,324.23 is: 1,827.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,386.50 : 3,293.10 = 1,324.23 : x
  2. Step 2: Convert to fraction form
    2,386.50/3,293.10 = 1,324.23/x
  3. Step 3: Cross multiply
    2,386.50x = 3,293.10 × 1,324.23
  4. Step 4: Simplify right side
    2,386.50x = 4,360,818.12
  5. Step 5: Solve for x
    x = 4,360,818.12/2,386.50
  6. Step 6: Final answer
    x = 1,827.29

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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.