Home / 7,073.44-10,634.46-5,430.76

Finding the Fourth Proportional to 7,073.44, 10,634.46 and 5,430.76

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Solution

The fourth proportional to 7,073.44, 10,634.46 and 5,430.76 is: 8,164.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,073.44 : 10,634.46 = 5,430.76 : x
  2. Step 2: Convert to fraction form
    7,073.44/10,634.46 = 5,430.76/x
  3. Step 3: Cross multiply
    7,073.44x = 10,634.46 × 5,430.76
  4. Step 4: Simplify right side
    7,073.44x = 57,753,199.99
  5. Step 5: Solve for x
    x = 57,753,199.99/7,073.44
  6. Step 6: Final answer
    x = 8,164.80

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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.