Home / 8,928.95-12,322.56-4,950.43

Finding the Fourth Proportional to 8,928.95, 12,322.56 and 4,950.43

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Solution

The fourth proportional to 8,928.95, 12,322.56 and 4,950.43 is: 6,831.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,928.95 : 12,322.56 = 4,950.43 : x
  2. Step 2: Convert to fraction form
    8,928.95/12,322.56 = 4,950.43/x
  3. Step 3: Cross multiply
    8,928.95x = 12,322.56 × 4,950.43
  4. Step 4: Simplify right side
    8,928.95x = 61,001,958.46
  5. Step 5: Solve for x
    x = 61,001,958.46/8,928.95
  6. Step 6: Final answer
    x = 6,831.93

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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.