Home / 4,869.62-7,296.75-2,922.74

Finding the Fourth Proportional to 4,869.62, 7,296.75 and 2,922.74

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Solution

The fourth proportional to 4,869.62, 7,296.75 and 2,922.74 is: 4,379.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,869.62 : 7,296.75 = 2,922.74 : x
  2. Step 2: Convert to fraction form
    4,869.62/7,296.75 = 2,922.74/x
  3. Step 3: Cross multiply
    4,869.62x = 7,296.75 × 2,922.74
  4. Step 4: Simplify right side
    4,869.62x = 21,326,503.10
  5. Step 5: Solve for x
    x = 21,326,503.10/4,869.62
  6. Step 6: Final answer
    x = 4,379.50

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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.