Home / 2,902.22-4,330.94-2,590.74

Finding the Fourth Proportional to 2,902.22, 4,330.94 and 2,590.74

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Solution

The fourth proportional to 2,902.22, 4,330.94 and 2,590.74 is: 3,866.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,902.22 : 4,330.94 = 2,590.74 : x
  2. Step 2: Convert to fraction form
    2,902.22/4,330.94 = 2,590.74/x
  3. Step 3: Cross multiply
    2,902.22x = 4,330.94 × 2,590.74
  4. Step 4: Simplify right side
    2,902.22x = 11,220,351.45
  5. Step 5: Solve for x
    x = 11,220,351.45/2,902.22
  6. Step 6: Final answer
    x = 3,866.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.