Home / 9,288.11-13,933.38-4,905.74

Finding the Fourth Proportional to 9,288.11, 13,933.38 and 4,905.74

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Solution

The fourth proportional to 9,288.11, 13,933.38 and 4,905.74 is: 7,359.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,288.11 : 13,933.38 = 4,905.74 : x
  2. Step 2: Convert to fraction form
    9,288.11/13,933.38 = 4,905.74/x
  3. Step 3: Cross multiply
    9,288.11x = 13,933.38 × 4,905.74
  4. Step 4: Simplify right side
    9,288.11x = 68,353,445.41
  5. Step 5: Solve for x
    x = 68,353,445.41/9,288.11
  6. Step 6: Final answer
    x = 7,359.25

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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.