Home / 11,130.15-16,695.18-3,338.94

Finding the Fourth Proportional to 11,130.15, 16,695.18 and 3,338.94

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Solution

The fourth proportional to 11,130.15, 16,695.18 and 3,338.94 is: 5,008.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,130.15 : 16,695.18 = 3,338.94 : x
  2. Step 2: Convert to fraction form
    11,130.15/16,695.18 = 3,338.94/x
  3. Step 3: Cross multiply
    11,130.15x = 16,695.18 × 3,338.94
  4. Step 4: Simplify right side
    11,130.15x = 55,744,204.31
  5. Step 5: Solve for x
    x = 55,744,204.31/11,130.15
  6. Step 6: Final answer
    x = 5,008.40

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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.