Home / 6,060.16-8,378.36-5,321.80

Finding the Fourth Proportional to 6,060.16, 8,378.36 and 5,321.80

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Solution

The fourth proportional to 6,060.16, 8,378.36 and 5,321.80 is: 7,357.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,060.16 : 8,378.36 = 5,321.80 : x
  2. Step 2: Convert to fraction form
    6,060.16/8,378.36 = 5,321.80/x
  3. Step 3: Cross multiply
    6,060.16x = 8,378.36 × 5,321.80
  4. Step 4: Simplify right side
    6,060.16x = 44,587,956.25
  5. Step 5: Solve for x
    x = 44,587,956.25/6,060.16
  6. Step 6: Final answer
    x = 7,357.55

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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.