Home / 7,336.56-11,008.32-3,639.12

Finding the Fourth Proportional to 7,336.56, 11,008.32 and 3,639.12

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Solution

The fourth proportional to 7,336.56, 11,008.32 and 3,639.12 is: 5,460.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,336.56 : 11,008.32 = 3,639.12 : x
  2. Step 2: Convert to fraction form
    7,336.56/11,008.32 = 3,639.12/x
  3. Step 3: Cross multiply
    7,336.56x = 11,008.32 × 3,639.12
  4. Step 4: Simplify right side
    7,336.56x = 40,060,597.48
  5. Step 5: Solve for x
    x = 40,060,597.48/7,336.56
  6. Step 6: Final answer
    x = 5,460.41

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1.5x scale

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.