Home / 4,880.28-7,321.39-1,592.49

Finding the Fourth Proportional to 4,880.28, 7,321.39 and 1,592.49

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Solution

The fourth proportional to 4,880.28, 7,321.39 and 1,592.49 is: 2,389.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,880.28 : 7,321.39 = 1,592.49 : x
  2. Step 2: Convert to fraction form
    4,880.28/7,321.39 = 1,592.49/x
  3. Step 3: Cross multiply
    4,880.28x = 7,321.39 × 1,592.49
  4. Step 4: Simplify right side
    4,880.28x = 11,659,263.84
  5. Step 5: Solve for x
    x = 11,659,263.84/4,880.28
  6. Step 6: Final answer
    x = 2,389.05

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1.5x scale

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.