Home / 11,547.92-15,936.96-6,512.96

Finding the Fourth Proportional to 11,547.92, 15,936.96 and 6,512.96

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Solution

The fourth proportional to 11,547.92, 15,936.96 and 6,512.96 is: 8,988.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,547.92 : 15,936.96 = 6,512.96 : x
  2. Step 2: Convert to fraction form
    11,547.92/15,936.96 = 6,512.96/x
  3. Step 3: Cross multiply
    11,547.92x = 15,936.96 × 6,512.96
  4. Step 4: Simplify right side
    11,547.92x = 103,796,783.00
  5. Step 5: Solve for x
    x = 103,796,783.00/11,547.92
  6. Step 6: Final answer
    x = 8,988.35

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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.