Home / 3,113.04-4,669.52-1,359.76

Finding the Fourth Proportional to 3,113.04, 4,669.52 and 1,359.76

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Solution

The fourth proportional to 3,113.04, 4,669.52 and 1,359.76 is: 2,039.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,113.04 : 4,669.52 = 1,359.76 : x
  2. Step 2: Convert to fraction form
    3,113.04/4,669.52 = 1,359.76/x
  3. Step 3: Cross multiply
    3,113.04x = 4,669.52 × 1,359.76
  4. Step 4: Simplify right side
    3,113.04x = 6,349,426.52
  5. Step 5: Solve for x
    x = 6,349,426.52/3,113.04
  6. Step 6: Final answer
    x = 2,039.62

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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.