Home / 7,201.64-9,937.85-4,014.77

Finding the Fourth Proportional to 7,201.64, 9,937.85 and 4,014.77

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Solution

The fourth proportional to 7,201.64, 9,937.85 and 4,014.77 is: 5,540.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,201.64 : 9,937.85 = 4,014.77 : x
  2. Step 2: Convert to fraction form
    7,201.64/9,937.85 = 4,014.77/x
  3. Step 3: Cross multiply
    7,201.64x = 9,937.85 × 4,014.77
  4. Step 4: Simplify right side
    7,201.64x = 39,898,132.36
  5. Step 5: Solve for x
    x = 39,898,132.36/7,201.64
  6. Step 6: Final answer
    x = 5,540.15

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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.