Home / 5,515.65-7,611.84-3,526.02

Finding the Fourth Proportional to 5,515.65, 7,611.84 and 3,526.02

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Solution

The fourth proportional to 5,515.65, 7,611.84 and 3,526.02 is: 4,866.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,515.65 : 7,611.84 = 3,526.02 : x
  2. Step 2: Convert to fraction form
    5,515.65/7,611.84 = 3,526.02/x
  3. Step 3: Cross multiply
    5,515.65x = 7,611.84 × 3,526.02
  4. Step 4: Simplify right side
    5,515.65x = 26,839,500.08
  5. Step 5: Solve for x
    x = 26,839,500.08/5,515.65
  6. Step 6: Final answer
    x = 4,866.06

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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.