Home / 12,584.88-18,880.14-4,264.26

Finding the Fourth Proportional to 12,584.88, 18,880.14 and 4,264.26

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Solution

The fourth proportional to 12,584.88, 18,880.14 and 4,264.26 is: 6,397.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,584.88 : 18,880.14 = 4,264.26 : x
  2. Step 2: Convert to fraction form
    12,584.88/18,880.14 = 4,264.26/x
  3. Step 3: Cross multiply
    12,584.88x = 18,880.14 × 4,264.26
  4. Step 4: Simplify right side
    12,584.88x = 80,509,825.80
  5. Step 5: Solve for x
    x = 80,509,825.80/12,584.88
  6. Step 6: Final answer
    x = 6,397.35

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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.