Home / 7,337.79-11,006.55-1,791.05

Finding the Fourth Proportional to 7,337.79, 11,006.55 and 1,791.05

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Solution

The fourth proportional to 7,337.79, 11,006.55 and 1,791.05 is: 2,686.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,337.79 : 11,006.55 = 1,791.05 : x
  2. Step 2: Convert to fraction form
    7,337.79/11,006.55 = 1,791.05/x
  3. Step 3: Cross multiply
    7,337.79x = 11,006.55 × 1,791.05
  4. Step 4: Simplify right side
    7,337.79x = 19,713,226.34
  5. Step 5: Solve for x
    x = 19,713,226.34/7,337.79
  6. Step 6: Final answer
    x = 2,686.53

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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.