Home / 10,573.38-15,831.18-6,866.37

Finding the Fourth Proportional to 10,573.38, 15,831.18 and 6,866.37

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Solution

The fourth proportional to 10,573.38, 15,831.18 and 6,866.37 is: 10,280.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,573.38 : 15,831.18 = 6,866.37 : x
  2. Step 2: Convert to fraction form
    10,573.38/15,831.18 = 6,866.37/x
  3. Step 3: Cross multiply
    10,573.38x = 15,831.18 × 6,866.37
  4. Step 4: Simplify right side
    10,573.38x = 108,702,739.42
  5. Step 5: Solve for x
    x = 108,702,739.42/10,573.38
  6. Step 6: Final answer
    x = 10,280.79

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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.