Home / 11,991.93-16,547.13-6,955.76

Finding the Fourth Proportional to 11,991.93, 16,547.13 and 6,955.76

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Solution

The fourth proportional to 11,991.93, 16,547.13 and 6,955.76 is: 9,597.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,991.93 : 16,547.13 = 6,955.76 : x
  2. Step 2: Convert to fraction form
    11,991.93/16,547.13 = 6,955.76/x
  3. Step 3: Cross multiply
    11,991.93x = 16,547.13 × 6,955.76
  4. Step 4: Simplify right side
    11,991.93x = 115,097,782.23
  5. Step 5: Solve for x
    x = 115,097,782.23/11,991.93
  6. Step 6: Final answer
    x = 9,597.94

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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.