Home / 9,611.45-13,263.45-5,362.44

Finding the Fourth Proportional to 9,611.45, 13,263.45 and 5,362.44

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Solution

The fourth proportional to 9,611.45, 13,263.45 and 5,362.44 is: 7,399.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,611.45 : 13,263.45 = 5,362.44 : x
  2. Step 2: Convert to fraction form
    9,611.45/13,263.45 = 5,362.44/x
  3. Step 3: Cross multiply
    9,611.45x = 13,263.45 × 5,362.44
  4. Step 4: Simplify right side
    9,611.45x = 71,124,454.82
  5. Step 5: Solve for x
    x = 71,124,454.82/9,611.45
  6. Step 6: Final answer
    x = 7,399.97

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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.