Home / 7,043.76-9,712.44-5,269.68

Finding the Fourth Proportional to 7,043.76, 9,712.44 and 5,269.68

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Solution

The fourth proportional to 7,043.76, 9,712.44 and 5,269.68 is: 7,266.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,043.76 : 9,712.44 = 5,269.68 : x
  2. Step 2: Convert to fraction form
    7,043.76/9,712.44 = 5,269.68/x
  3. Step 3: Cross multiply
    7,043.76x = 9,712.44 × 5,269.68
  4. Step 4: Simplify right side
    7,043.76x = 51,181,450.82
  5. Step 5: Solve for x
    x = 51,181,450.82/7,043.76
  6. Step 6: Final answer
    x = 7,266.21

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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.