Home / 12,359.33-17,055.79-6,693.95

Finding the Fourth Proportional to 12,359.33, 17,055.79 and 6,693.95

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Solution

The fourth proportional to 12,359.33, 17,055.79 and 6,693.95 is: 9,237.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,359.33 : 17,055.79 = 6,693.95 : x
  2. Step 2: Convert to fraction form
    12,359.33/17,055.79 = 6,693.95/x
  3. Step 3: Cross multiply
    12,359.33x = 17,055.79 × 6,693.95
  4. Step 4: Simplify right side
    12,359.33x = 114,170,605.47
  5. Step 5: Solve for x
    x = 114,170,605.47/12,359.33
  6. Step 6: Final answer
    x = 9,237.60

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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.