Home / 11,133.08-15,363.84-6,097.20

Finding the Fourth Proportional to 11,133.08, 15,363.84 and 6,097.20

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Solution

The fourth proportional to 11,133.08, 15,363.84 and 6,097.20 is: 8,414.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,133.08 : 15,363.84 = 6,097.20 : x
  2. Step 2: Convert to fraction form
    11,133.08/15,363.84 = 6,097.20/x
  3. Step 3: Cross multiply
    11,133.08x = 15,363.84 × 6,097.20
  4. Step 4: Simplify right side
    11,133.08x = 93,676,405.25
  5. Step 5: Solve for x
    x = 93,676,405.25/11,133.08
  6. Step 6: Final answer
    x = 8,414.24

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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.