Home / 4,715.96-7,075.14-2,216.66

Finding the Fourth Proportional to 4,715.96, 7,075.14 and 2,216.66

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Solution

The fourth proportional to 4,715.96, 7,075.14 and 2,216.66 is: 3,325.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,715.96 : 7,075.14 = 2,216.66 : x
  2. Step 2: Convert to fraction form
    4,715.96/7,075.14 = 2,216.66/x
  3. Step 3: Cross multiply
    4,715.96x = 7,075.14 × 2,216.66
  4. Step 4: Simplify right side
    4,715.96x = 15,683,179.83
  5. Step 5: Solve for x
    x = 15,683,179.83/4,715.96
  6. Step 6: Final answer
    x = 3,325.55

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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.