Home / 4,880.67-7,321.95-1,592.88

Finding the Fourth Proportional to 4,880.67, 7,321.95 and 1,592.88

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Solution

The fourth proportional to 4,880.67, 7,321.95 and 1,592.88 is: 2,389.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,880.67 : 7,321.95 = 1,592.88 : x
  2. Step 2: Convert to fraction form
    4,880.67/7,321.95 = 1,592.88/x
  3. Step 3: Cross multiply
    4,880.67x = 7,321.95 × 1,592.88
  4. Step 4: Simplify right side
    4,880.67x = 11,662,987.72
  5. Step 5: Solve for x
    x = 11,662,987.72/4,880.67
  6. Step 6: Final answer
    x = 2,389.63

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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.