Home / 7,472.58-11,207.94-3,089.46

Finding the Fourth Proportional to 7,472.58, 11,207.94 and 3,089.46

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Solution

The fourth proportional to 7,472.58, 11,207.94 and 3,089.46 is: 4,633.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,472.58 : 11,207.94 = 3,089.46 : x
  2. Step 2: Convert to fraction form
    7,472.58/11,207.94 = 3,089.46/x
  3. Step 3: Cross multiply
    7,472.58x = 11,207.94 × 3,089.46
  4. Step 4: Simplify right side
    7,472.58x = 34,626,482.31
  5. Step 5: Solve for x
    x = 34,626,482.31/7,472.58
  6. Step 6: Final answer
    x = 4,633.81

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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.