Home / 10,042.67-13,858.85-5,566.37

Finding the Fourth Proportional to 10,042.67, 13,858.85 and 5,566.37

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Solution

The fourth proportional to 10,042.67, 13,858.85 and 5,566.37 is: 7,681.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,042.67 : 13,858.85 = 5,566.37 : x
  2. Step 2: Convert to fraction form
    10,042.67/13,858.85 = 5,566.37/x
  3. Step 3: Cross multiply
    10,042.67x = 13,858.85 × 5,566.37
  4. Step 4: Simplify right side
    10,042.67x = 77,143,486.87
  5. Step 5: Solve for x
    x = 77,143,486.87/10,042.67
  6. Step 6: Final answer
    x = 7,681.57

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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.