Home / 9,611.46-13,263.78-5,362.56

Finding the Fourth Proportional to 9,611.46, 13,263.78 and 5,362.56

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Solution

The fourth proportional to 9,611.46, 13,263.78 and 5,362.56 is: 7,400.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,611.46 : 13,263.78 = 5,362.56 : x
  2. Step 2: Convert to fraction form
    9,611.46/13,263.78 = 5,362.56/x
  3. Step 3: Cross multiply
    9,611.46x = 13,263.78 × 5,362.56
  4. Step 4: Simplify right side
    9,611.46x = 71,127,816.08
  5. Step 5: Solve for x
    x = 71,127,816.08/9,611.46
  6. Step 6: Final answer
    x = 7,400.31

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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.