Home / 5,277.07-7,915.61-3,628.63

Finding the Fourth Proportional to 5,277.07, 7,915.61 and 3,628.63

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Solution

The fourth proportional to 5,277.07, 7,915.61 and 3,628.63 is: 5,442.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,277.07 : 7,915.61 = 3,628.63 : x
  2. Step 2: Convert to fraction form
    5,277.07/7,915.61 = 3,628.63/x
  3. Step 3: Cross multiply
    5,277.07x = 7,915.61 × 3,628.63
  4. Step 4: Simplify right side
    5,277.07x = 28,722,809.20
  5. Step 5: Solve for x
    x = 28,722,809.20/5,277.07
  6. Step 6: Final answer
    x = 5,442.95

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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.