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Finding the Fourth Proportional to 6,561.93, 9,831.95 and 4,610.64

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Solution

The fourth proportional to 6,561.93, 9,831.95 and 4,610.64 is: 6,908.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,561.93 : 9,831.95 = 4,610.64 : x
  2. Step 2: Convert to fraction form
    6,561.93/9,831.95 = 4,610.64/x
  3. Step 3: Cross multiply
    6,561.93x = 9,831.95 × 4,610.64
  4. Step 4: Simplify right side
    6,561.93x = 45,331,557.75
  5. Step 5: Solve for x
    x = 45,331,557.75/6,561.93
  6. Step 6: Final answer
    x = 6,908.27

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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.