Home / 7,995.41-11,036.45-5,170.13

Finding the Fourth Proportional to 7,995.41, 11,036.45 and 5,170.13

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Solution

The fourth proportional to 7,995.41, 11,036.45 and 5,170.13 is: 7,136.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,995.41 : 11,036.45 = 5,170.13 : x
  2. Step 2: Convert to fraction form
    7,995.41/11,036.45 = 5,170.13/x
  3. Step 3: Cross multiply
    7,995.41x = 11,036.45 × 5,170.13
  4. Step 4: Simplify right side
    7,995.41x = 57,059,880.37
  5. Step 5: Solve for x
    x = 57,059,880.37/7,995.41
  6. Step 6: Final answer
    x = 7,136.58

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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.