Home / 2,880.46-4,319.97-933.22

Finding the Fourth Proportional to 2,880.46, 4,319.97 and 933.22

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Solution

The fourth proportional to 2,880.46, 4,319.97 and 933.22 is: 1,399.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,880.46 : 4,319.97 = 933.22 : x
  2. Step 2: Convert to fraction form
    2,880.46/4,319.97 = 933.22/x
  3. Step 3: Cross multiply
    2,880.46x = 4,319.97 × 933.22
  4. Step 4: Simplify right side
    2,880.46x = 4,031,482.40
  5. Step 5: Solve for x
    x = 4,031,482.40/2,880.46
  6. Step 6: Final answer
    x = 1,399.60

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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.