Home / 5,360.06-7,393.44-3,865.61

Finding the Fourth Proportional to 5,360.06, 7,393.44 and 3,865.61

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Solution

The fourth proportional to 5,360.06, 7,393.44 and 3,865.61 is: 5,332.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,360.06 : 7,393.44 = 3,865.61 : x
  2. Step 2: Convert to fraction form
    5,360.06/7,393.44 = 3,865.61/x
  3. Step 3: Cross multiply
    5,360.06x = 7,393.44 × 3,865.61
  4. Step 4: Simplify right side
    5,360.06x = 28,580,155.60
  5. Step 5: Solve for x
    x = 28,580,155.60/5,360.06
  6. Step 6: Final answer
    x = 5,332.06

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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.