Home / 10,072.60-13,900.66-5,596.36

Finding the Fourth Proportional to 10,072.60, 13,900.66 and 5,596.36

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Solution

The fourth proportional to 10,072.60, 13,900.66 and 5,596.36 is: 7,723.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,072.60 : 13,900.66 = 5,596.36 : x
  2. Step 2: Convert to fraction form
    10,072.60/13,900.66 = 5,596.36/x
  3. Step 3: Cross multiply
    10,072.60x = 13,900.66 × 5,596.36
  4. Step 4: Simplify right side
    10,072.60x = 77,793,097.60
  5. Step 5: Solve for x
    x = 77,793,097.60/10,072.60
  6. Step 6: Final answer
    x = 7,723.24

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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.