Home / 7,346.80-11,017.72-2,665.83

Finding the Fourth Proportional to 7,346.80, 11,017.72 and 2,665.83

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Solution

The fourth proportional to 7,346.80, 11,017.72 and 2,665.83 is: 3,997.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,346.80 : 11,017.72 = 2,665.83 : x
  2. Step 2: Convert to fraction form
    7,346.80/11,017.72 = 2,665.83/x
  3. Step 3: Cross multiply
    7,346.80x = 11,017.72 × 2,665.83
  4. Step 4: Simplify right side
    7,346.80x = 29,371,368.51
  5. Step 5: Solve for x
    x = 29,371,368.51/7,346.80
  6. Step 6: Final answer
    x = 3,997.85

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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.