Home / 11,807.08-16,294.20-7,333.30

Finding the Fourth Proportional to 11,807.08, 16,294.20 and 7,333.30

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Solution

The fourth proportional to 11,807.08, 16,294.20 and 7,333.30 is: 10,120.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,807.08 : 16,294.20 = 7,333.30 : x
  2. Step 2: Convert to fraction form
    11,807.08/16,294.20 = 7,333.30/x
  3. Step 3: Cross multiply
    11,807.08x = 16,294.20 × 7,333.30
  4. Step 4: Simplify right side
    11,807.08x = 119,490,138.72
  5. Step 5: Solve for x
    x = 119,490,138.72/11,807.08
  6. Step 6: Final answer
    x = 10,120.22

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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.