Home / 7,158.35-9,883.44-5,476.82

Finding the Fourth Proportional to 7,158.35, 9,883.44 and 5,476.82

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Solution

The fourth proportional to 7,158.35, 9,883.44 and 5,476.82 is: 7,561.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,158.35 : 9,883.44 = 5,476.82 : x
  2. Step 2: Convert to fraction form
    7,158.35/9,883.44 = 5,476.82/x
  3. Step 3: Cross multiply
    7,158.35x = 9,883.44 × 5,476.82
  4. Step 4: Simplify right side
    7,158.35x = 54,129,772.44
  5. Step 5: Solve for x
    x = 54,129,772.44/7,158.35
  6. Step 6: Final answer
    x = 7,561.77

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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.