Home / 7,277.32-10,034.74-4,915.36

Finding the Fourth Proportional to 7,277.32, 10,034.74 and 4,915.36

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Solution

The fourth proportional to 7,277.32, 10,034.74 and 4,915.36 is: 6,777.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,277.32 : 10,034.74 = 4,915.36 : x
  2. Step 2: Convert to fraction form
    7,277.32/10,034.74 = 4,915.36/x
  3. Step 3: Cross multiply
    7,277.32x = 10,034.74 × 4,915.36
  4. Step 4: Simplify right side
    7,277.32x = 49,324,359.61
  5. Step 5: Solve for x
    x = 49,324,359.61/7,277.32
  6. Step 6: Final answer
    x = 6,777.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.