Home / 4,880.65-6,732.55-3,087.57

Finding the Fourth Proportional to 4,880.65, 6,732.55 and 3,087.57

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Solution

The fourth proportional to 4,880.65, 6,732.55 and 3,087.57 is: 4,259.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,880.65 : 6,732.55 = 3,087.57 : x
  2. Step 2: Convert to fraction form
    4,880.65/6,732.55 = 3,087.57/x
  3. Step 3: Cross multiply
    4,880.65x = 6,732.55 × 3,087.57
  4. Step 4: Simplify right side
    4,880.65x = 20,787,219.40
  5. Step 5: Solve for x
    x = 20,787,219.40/4,880.65
  6. Step 6: Final answer
    x = 4,259.11

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1.5x scale

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.