Home / 4,886.55-7,332.25-3,900.37

Finding the Fourth Proportional to 4,886.55, 7,332.25 and 3,900.37

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Solution

The fourth proportional to 4,886.55, 7,332.25 and 3,900.37 is: 5,852.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,886.55 : 7,332.25 = 3,900.37 : x
  2. Step 2: Convert to fraction form
    4,886.55/7,332.25 = 3,900.37/x
  3. Step 3: Cross multiply
    4,886.55x = 7,332.25 × 3,900.37
  4. Step 4: Simplify right side
    4,886.55x = 28,598,487.93
  5. Step 5: Solve for x
    x = 28,598,487.93/4,886.55
  6. Step 6: Final answer
    x = 5,852.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.