Home / 11,332.89-15,640.37-6,297.02

Finding the Fourth Proportional to 11,332.89, 15,640.37 and 6,297.02

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Solution

The fourth proportional to 11,332.89, 15,640.37 and 6,297.02 is: 8,690.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,332.89 : 15,640.37 = 6,297.02 : x
  2. Step 2: Convert to fraction form
    11,332.89/15,640.37 = 6,297.02/x
  3. Step 3: Cross multiply
    11,332.89x = 15,640.37 × 6,297.02
  4. Step 4: Simplify right side
    11,332.89x = 98,487,722.70
  5. Step 5: Solve for x
    x = 98,487,722.70/11,332.89
  6. Step 6: Final answer
    x = 8,690.43

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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.