Home / 8,929.73-12,322.85-4,950.60

Finding the Fourth Proportional to 8,929.73, 12,322.85 and 4,950.60

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Solution

The fourth proportional to 8,929.73, 12,322.85 and 4,950.60 is: 6,831.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,929.73 : 12,322.85 = 4,950.60 : x
  2. Step 2: Convert to fraction form
    8,929.73/12,322.85 = 4,950.60/x
  3. Step 3: Cross multiply
    8,929.73x = 12,322.85 × 4,950.60
  4. Step 4: Simplify right side
    8,929.73x = 61,005,476.46
  5. Step 5: Solve for x
    x = 61,005,476.46/8,929.73
  6. Step 6: Final answer
    x = 6,831.73

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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.