Home / 5,318.02-7,339.17-2,959.99

Finding the Fourth Proportional to 5,318.02, 7,339.17 and 2,959.99

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Solution

The fourth proportional to 5,318.02, 7,339.17 and 2,959.99 is: 4,084.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,318.02 : 7,339.17 = 2,959.99 : x
  2. Step 2: Convert to fraction form
    5,318.02/7,339.17 = 2,959.99/x
  3. Step 3: Cross multiply
    5,318.02x = 7,339.17 × 2,959.99
  4. Step 4: Simplify right side
    5,318.02x = 21,723,869.81
  5. Step 5: Solve for x
    x = 21,723,869.81/5,318.02
  6. Step 6: Final answer
    x = 4,084.95

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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.