Home / 7,955.89-11,933.09-4,005.59

Finding the Fourth Proportional to 7,955.89, 11,933.09 and 4,005.59

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Solution

The fourth proportional to 7,955.89, 11,933.09 and 4,005.59 is: 6,008.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,955.89 : 11,933.09 = 4,005.59 : x
  2. Step 2: Convert to fraction form
    7,955.89/11,933.09 = 4,005.59/x
  3. Step 3: Cross multiply
    7,955.89x = 11,933.09 × 4,005.59
  4. Step 4: Simplify right side
    7,955.89x = 47,799,001.30
  5. Step 5: Solve for x
    x = 47,799,001.30/7,955.89
  6. Step 6: Final answer
    x = 6,008.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.