Home / 9,920.41-14,880.98-2,525.04

Finding the Fourth Proportional to 9,920.41, 14,880.98 and 2,525.04

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Solution

The fourth proportional to 9,920.41, 14,880.98 and 2,525.04 is: 3,787.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,920.41 : 14,880.98 = 2,525.04 : x
  2. Step 2: Convert to fraction form
    9,920.41/14,880.98 = 2,525.04/x
  3. Step 3: Cross multiply
    9,920.41x = 14,880.98 × 2,525.04
  4. Step 4: Simplify right side
    9,920.41x = 37,575,076.05
  5. Step 5: Solve for x
    x = 37,575,076.05/9,920.41
  6. Step 6: Final answer
    x = 3,787.65

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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.