Home / 9,611.21-13,263.50-5,362.54

Finding the Fourth Proportional to 9,611.21, 13,263.50 and 5,362.54

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Solution

The fourth proportional to 9,611.21, 13,263.50 and 5,362.54 is: 7,400.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,611.21 : 13,263.50 = 5,362.54 : x
  2. Step 2: Convert to fraction form
    9,611.21/13,263.50 = 5,362.54/x
  3. Step 3: Cross multiply
    9,611.21x = 13,263.50 × 5,362.54
  4. Step 4: Simplify right side
    9,611.21x = 71,126,029.54
  5. Step 5: Solve for x
    x = 71,126,029.54/9,611.21
  6. Step 6: Final answer
    x = 7,400.32

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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.