Home / 9,999.14-13,801.48-5,750.66

Finding the Fourth Proportional to 9,999.14, 13,801.48 and 5,750.66

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Solution

The fourth proportional to 9,999.14, 13,801.48 and 5,750.66 is: 7,937.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,999.14 : 13,801.48 = 5,750.66 : x
  2. Step 2: Convert to fraction form
    9,999.14/13,801.48 = 5,750.66/x
  3. Step 3: Cross multiply
    9,999.14x = 13,801.48 × 5,750.66
  4. Step 4: Simplify right side
    9,999.14x = 79,367,590.22
  5. Step 5: Solve for x
    x = 79,367,590.22/9,999.14
  6. Step 6: Final answer
    x = 7,937.45

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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.