Home / 9,054.32-13,581.51-3,211.10

Finding the Fourth Proportional to 9,054.32, 13,581.51 and 3,211.10

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Solution

The fourth proportional to 9,054.32, 13,581.51 and 3,211.10 is: 4,816.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,054.32 : 13,581.51 = 3,211.10 : x
  2. Step 2: Convert to fraction form
    9,054.32/13,581.51 = 3,211.10/x
  3. Step 3: Cross multiply
    9,054.32x = 13,581.51 × 3,211.10
  4. Step 4: Simplify right side
    9,054.32x = 43,611,586.76
  5. Step 5: Solve for x
    x = 43,611,586.76/9,054.32
  6. Step 6: Final answer
    x = 4,816.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.