Home / 3,130.39-4,695.81-1,182.52

Finding the Fourth Proportional to 3,130.39, 4,695.81 and 1,182.52

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Solution

The fourth proportional to 3,130.39, 4,695.81 and 1,182.52 is: 1,773.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,130.39 : 4,695.81 = 1,182.52 : x
  2. Step 2: Convert to fraction form
    3,130.39/4,695.81 = 1,182.52/x
  3. Step 3: Cross multiply
    3,130.39x = 4,695.81 × 1,182.52
  4. Step 4: Simplify right side
    3,130.39x = 5,552,889.24
  5. Step 5: Solve for x
    x = 5,552,889.24/3,130.39
  6. Step 6: Final answer
    x = 1,773.86

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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.