Home / 4,791.36-7,188.10-1,671.24

Finding the Fourth Proportional to 4,791.36, 7,188.10 and 1,671.24

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Solution

The fourth proportional to 4,791.36, 7,188.10 and 1,671.24 is: 2,507.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,791.36 : 7,188.10 = 1,671.24 : x
  2. Step 2: Convert to fraction form
    4,791.36/7,188.10 = 1,671.24/x
  3. Step 3: Cross multiply
    4,791.36x = 7,188.10 × 1,671.24
  4. Step 4: Simplify right side
    4,791.36x = 12,013,040.24
  5. Step 5: Solve for x
    x = 12,013,040.24/4,791.36
  6. Step 6: Final answer
    x = 2,507.23

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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.