Home / 4,693.17-7,039.76-2,160.02

Finding the Fourth Proportional to 4,693.17, 7,039.76 and 2,160.02

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Solution

The fourth proportional to 4,693.17, 7,039.76 and 2,160.02 is: 3,240.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,693.17 : 7,039.76 = 2,160.02 : x
  2. Step 2: Convert to fraction form
    4,693.17/7,039.76 = 2,160.02/x
  3. Step 3: Cross multiply
    4,693.17x = 7,039.76 × 2,160.02
  4. Step 4: Simplify right side
    4,693.17x = 15,205,976.40
  5. Step 5: Solve for x
    x = 15,205,976.40/4,693.17
  6. Step 6: Final answer
    x = 3,240.02

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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.