Home / 9,927.14-13,699.77-5,735.39

Finding the Fourth Proportional to 9,927.14, 13,699.77 and 5,735.39

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Solution

The fourth proportional to 9,927.14, 13,699.77 and 5,735.39 is: 7,915.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,927.14 : 13,699.77 = 5,735.39 : x
  2. Step 2: Convert to fraction form
    9,927.14/13,699.77 = 5,735.39/x
  3. Step 3: Cross multiply
    9,927.14x = 13,699.77 × 5,735.39
  4. Step 4: Simplify right side
    9,927.14x = 78,573,455.36
  5. Step 5: Solve for x
    x = 78,573,455.36/9,927.14
  6. Step 6: Final answer
    x = 7,915.02

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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.