Home / 7,446.81-10,276.78-4,043.97

Finding the Fourth Proportional to 7,446.81, 10,276.78 and 4,043.97

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Solution

The fourth proportional to 7,446.81, 10,276.78 and 4,043.97 is: 5,580.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,446.81 : 10,276.78 = 4,043.97 : x
  2. Step 2: Convert to fraction form
    7,446.81/10,276.78 = 4,043.97/x
  3. Step 3: Cross multiply
    7,446.81x = 10,276.78 × 4,043.97
  4. Step 4: Simplify right side
    7,446.81x = 41,558,948.95
  5. Step 5: Solve for x
    x = 41,558,948.95/7,446.81
  6. Step 6: Final answer
    x = 5,580.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.