Home / 9,324.91-12,865.13-5,291.26

Finding the Fourth Proportional to 9,324.91, 12,865.13 and 5,291.26

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Solution

The fourth proportional to 9,324.91, 12,865.13 and 5,291.26 is: 7,300.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,324.91 : 12,865.13 = 5,291.26 : x
  2. Step 2: Convert to fraction form
    9,324.91/12,865.13 = 5,291.26/x
  3. Step 3: Cross multiply
    9,324.91x = 12,865.13 × 5,291.26
  4. Step 4: Simplify right side
    9,324.91x = 68,072,721.31
  5. Step 5: Solve for x
    x = 68,072,721.31/9,324.91
  6. Step 6: Final answer
    x = 7,300.09

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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.