Home / 6,607.28-9,118.32-3,623.23

Finding the Fourth Proportional to 6,607.28, 9,118.32 and 3,623.23

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Solution

The fourth proportional to 6,607.28, 9,118.32 and 3,623.23 is: 5,000.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,607.28 : 9,118.32 = 3,623.23 : x
  2. Step 2: Convert to fraction form
    6,607.28/9,118.32 = 3,623.23/x
  3. Step 3: Cross multiply
    6,607.28x = 9,118.32 × 3,623.23
  4. Step 4: Simplify right side
    6,607.28x = 33,037,770.57
  5. Step 5: Solve for x
    x = 33,037,770.57/6,607.28
  6. Step 6: Final answer
    x = 5,000.21

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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.