Home / 10,437.23-15,660.98-4,889.61

Finding the Fourth Proportional to 10,437.23, 15,660.98 and 4,889.61

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Solution

The fourth proportional to 10,437.23, 15,660.98 and 4,889.61 is: 7,336.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,437.23 : 15,660.98 = 4,889.61 : x
  2. Step 2: Convert to fraction form
    10,437.23/15,660.98 = 4,889.61/x
  3. Step 3: Cross multiply
    10,437.23x = 15,660.98 × 4,889.61
  4. Step 4: Simplify right side
    10,437.23x = 76,576,096.64
  5. Step 5: Solve for x
    x = 76,576,096.64/10,437.23
  6. Step 6: Final answer
    x = 7,336.83

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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.