Home / 6,928.49-9,564.77-4,277.36

Finding the Fourth Proportional to 6,928.49, 9,564.77 and 4,277.36

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Solution

The fourth proportional to 6,928.49, 9,564.77 and 4,277.36 is: 5,904.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,928.49 : 9,564.77 = 4,277.36 : x
  2. Step 2: Convert to fraction form
    6,928.49/9,564.77 = 4,277.36/x
  3. Step 3: Cross multiply
    6,928.49x = 9,564.77 × 4,277.36
  4. Step 4: Simplify right side
    6,928.49x = 40,911,964.61
  5. Step 5: Solve for x
    x = 40,911,964.61/6,928.49
  6. Step 6: Final answer
    x = 5,904.89

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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.