Home / 9,338.04-12,877.83-6,816.16

Finding the Fourth Proportional to 9,338.04, 12,877.83 and 6,816.16

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Solution

The fourth proportional to 9,338.04, 12,877.83 and 6,816.16 is: 9,399.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,338.04 : 12,877.83 = 6,816.16 : x
  2. Step 2: Convert to fraction form
    9,338.04/12,877.83 = 6,816.16/x
  3. Step 3: Cross multiply
    9,338.04x = 12,877.83 × 6,816.16
  4. Step 4: Simplify right side
    9,338.04x = 87,777,349.73
  5. Step 5: Solve for x
    x = 87,777,349.73/9,338.04
  6. Step 6: Final answer
    x = 9,399.98

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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.