Home / 7,342.24-10,136.24-5,659.96

Finding the Fourth Proportional to 7,342.24, 10,136.24 and 5,659.96

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Solution

The fourth proportional to 7,342.24, 10,136.24 and 5,659.96 is: 7,813.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,342.24 : 10,136.24 = 5,659.96 : x
  2. Step 2: Convert to fraction form
    7,342.24/10,136.24 = 5,659.96/x
  3. Step 3: Cross multiply
    7,342.24x = 10,136.24 × 5,659.96
  4. Step 4: Simplify right side
    7,342.24x = 57,370,712.95
  5. Step 5: Solve for x
    x = 57,370,712.95/7,342.24
  6. Step 6: Final answer
    x = 7,813.79

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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.