Home / 4,718.18-7,077.36-1,716.11

Finding the Fourth Proportional to 4,718.18, 7,077.36 and 1,716.11

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Solution

The fourth proportional to 4,718.18, 7,077.36 and 1,716.11 is: 2,574.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,718.18 : 7,077.36 = 1,716.11 : x
  2. Step 2: Convert to fraction form
    4,718.18/7,077.36 = 1,716.11/x
  3. Step 3: Cross multiply
    4,718.18x = 7,077.36 × 1,716.11
  4. Step 4: Simplify right side
    4,718.18x = 12,145,552.40
  5. Step 5: Solve for x
    x = 12,145,552.40/4,718.18
  6. Step 6: Final answer
    x = 2,574.21

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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.