Home / 7,631.51-11,445.94-2,294.60

Finding the Fourth Proportional to 7,631.51, 11,445.94 and 2,294.60

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Solution

The fourth proportional to 7,631.51, 11,445.94 and 2,294.60 is: 3,441.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,631.51 : 11,445.94 = 2,294.60 : x
  2. Step 2: Convert to fraction form
    7,631.51/11,445.94 = 2,294.60/x
  3. Step 3: Cross multiply
    7,631.51x = 11,445.94 × 2,294.60
  4. Step 4: Simplify right side
    7,631.51x = 26,263,853.92
  5. Step 5: Solve for x
    x = 26,263,853.92/7,631.51
  6. Step 6: Final answer
    x = 3,441.50

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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.