Home / 9,070.92-13,611.64-3,805.47

Finding the Fourth Proportional to 9,070.92, 13,611.64 and 3,805.47

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Solution

The fourth proportional to 9,070.92, 13,611.64 and 3,805.47 is: 5,710.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,070.92 : 13,611.64 = 3,805.47 : x
  2. Step 2: Convert to fraction form
    9,070.92/13,611.64 = 3,805.47/x
  3. Step 3: Cross multiply
    9,070.92x = 13,611.64 × 3,805.47
  4. Step 4: Simplify right side
    9,070.92x = 51,798,687.67
  5. Step 5: Solve for x
    x = 51,798,687.67/9,070.92
  6. Step 6: Final answer
    x = 5,710.41

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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.