Home / 7,590.15-11,377.41-2,908.89

Finding the Fourth Proportional to 7,590.15, 11,377.41 and 2,908.89

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Solution

The fourth proportional to 7,590.15, 11,377.41 and 2,908.89 is: 4,360.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,590.15 : 11,377.41 = 2,908.89 : x
  2. Step 2: Convert to fraction form
    7,590.15/11,377.41 = 2,908.89/x
  3. Step 3: Cross multiply
    7,590.15x = 11,377.41 × 2,908.89
  4. Step 4: Simplify right side
    7,590.15x = 33,095,634.17
  5. Step 5: Solve for x
    x = 33,095,634.17/7,590.15
  6. Step 6: Final answer
    x = 4,360.34

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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.