Home / 11,197.31-15,443.55-6,946.00

Finding the Fourth Proportional to 11,197.31, 15,443.55 and 6,946.00

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Solution

The fourth proportional to 11,197.31, 15,443.55 and 6,946.00 is: 9,580.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,197.31 : 15,443.55 = 6,946.00 : x
  2. Step 2: Convert to fraction form
    11,197.31/15,443.55 = 6,946.00/x
  3. Step 3: Cross multiply
    11,197.31x = 15,443.55 × 6,946.00
  4. Step 4: Simplify right side
    11,197.31x = 107,270,859.69
  5. Step 5: Solve for x
    x = 107,270,859.69/11,197.31
  6. Step 6: Final answer
    x = 9,580.06

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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.