Home / 6,915.45-10,373.31-3,634.95

Finding the Fourth Proportional to 6,915.45, 10,373.31 and 3,634.95

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Solution

The fourth proportional to 6,915.45, 10,373.31 and 3,634.95 is: 5,452.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,915.45 : 10,373.31 = 3,634.95 : x
  2. Step 2: Convert to fraction form
    6,915.45/10,373.31 = 3,634.95/x
  3. Step 3: Cross multiply
    6,915.45x = 10,373.31 × 3,634.95
  4. Step 4: Simplify right side
    6,915.45x = 37,706,463.18
  5. Step 5: Solve for x
    x = 37,706,463.18/6,915.45
  6. Step 6: Final answer
    x = 5,452.50

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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.