Home / 9,611.40-13,263.83-5,362.84

Finding the Fourth Proportional to 9,611.40, 13,263.83 and 5,362.84

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Solution

The fourth proportional to 9,611.40, 13,263.83 and 5,362.84 is: 7,400.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,611.40 : 13,263.83 = 5,362.84 : x
  2. Step 2: Convert to fraction form
    9,611.40/13,263.83 = 5,362.84/x
  3. Step 3: Cross multiply
    9,611.40x = 13,263.83 × 5,362.84
  4. Step 4: Simplify right side
    9,611.40x = 71,131,798.08
  5. Step 5: Solve for x
    x = 71,131,798.08/9,611.40
  6. Step 6: Final answer
    x = 7,400.77

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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.