Home / 3,145.02-4,717.56-1,295.41

Finding the Fourth Proportional to 3,145.02, 4,717.56 and 1,295.41

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Solution

The fourth proportional to 3,145.02, 4,717.56 and 1,295.41 is: 1,943.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,145.02 : 4,717.56 = 1,295.41 : x
  2. Step 2: Convert to fraction form
    3,145.02/4,717.56 = 1,295.41/x
  3. Step 3: Cross multiply
    3,145.02x = 4,717.56 × 1,295.41
  4. Step 4: Simplify right side
    3,145.02x = 6,111,174.40
  5. Step 5: Solve for x
    x = 6,111,174.40/3,145.02
  6. Step 6: Final answer
    x = 1,943.13

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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.