Home / 11,184.15-15,433.36-6,705.66

Finding the Fourth Proportional to 11,184.15, 15,433.36 and 6,705.66

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Solution

The fourth proportional to 11,184.15, 15,433.36 and 6,705.66 is: 9,253.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,184.15 : 15,433.36 = 6,705.66 : x
  2. Step 2: Convert to fraction form
    11,184.15/15,433.36 = 6,705.66/x
  3. Step 3: Cross multiply
    11,184.15x = 15,433.36 × 6,705.66
  4. Step 4: Simplify right side
    11,184.15x = 103,490,864.82
  5. Step 5: Solve for x
    x = 103,490,864.82/11,184.15
  6. Step 6: Final answer
    x = 9,253.35

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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.