Home / 11,990.08-16,547.52-6,955.84

Finding the Fourth Proportional to 11,990.08, 16,547.52 and 6,955.84

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Solution

The fourth proportional to 11,990.08, 16,547.52 and 6,955.84 is: 9,599.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,990.08 : 16,547.52 = 6,955.84 : x
  2. Step 2: Convert to fraction form
    11,990.08/16,547.52 = 6,955.84/x
  3. Step 3: Cross multiply
    11,990.08x = 16,547.52 × 6,955.84
  4. Step 4: Simplify right side
    11,990.08x = 115,101,901.52
  5. Step 5: Solve for x
    x = 115,101,901.52/11,990.08
  6. Step 6: Final answer
    x = 9,599.76

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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.