Home / 3,515.84-5,277.60-1,437.32

Finding the Fourth Proportional to 3,515.84, 5,277.60 and 1,437.32

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Solution

The fourth proportional to 3,515.84, 5,277.60 and 1,437.32 is: 2,157.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,515.84 : 5,277.60 = 1,437.32 : x
  2. Step 2: Convert to fraction form
    3,515.84/5,277.60 = 1,437.32/x
  3. Step 3: Cross multiply
    3,515.84x = 5,277.60 × 1,437.32
  4. Step 4: Simplify right side
    3,515.84x = 7,585,600.03
  5. Step 5: Solve for x
    x = 7,585,600.03/3,515.84
  6. Step 6: Final answer
    x = 2,157.55

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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.