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Finding the Fourth Proportional to 7,353.95, 10,145.76 and 4,837.41

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Solution

The fourth proportional to 7,353.95, 10,145.76 and 4,837.41 is: 6,673.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,353.95 : 10,145.76 = 4,837.41 : x
  2. Step 2: Convert to fraction form
    7,353.95/10,145.76 = 4,837.41/x
  3. Step 3: Cross multiply
    7,353.95x = 10,145.76 × 4,837.41
  4. Step 4: Simplify right side
    7,353.95x = 49,079,200.88
  5. Step 5: Solve for x
    x = 49,079,200.88/7,353.95
  6. Step 6: Final answer
    x = 6,673.86

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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.