Home / 5,508.50-7,599.74-3,621.12

Finding the Fourth Proportional to 5,508.50, 7,599.74 and 3,621.12

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Solution

The fourth proportional to 5,508.50, 7,599.74 and 3,621.12 is: 4,995.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,508.50 : 7,599.74 = 3,621.12 : x
  2. Step 2: Convert to fraction form
    5,508.50/7,599.74 = 3,621.12/x
  3. Step 3: Cross multiply
    5,508.50x = 7,599.74 × 3,621.12
  4. Step 4: Simplify right side
    5,508.50x = 27,519,570.51
  5. Step 5: Solve for x
    x = 27,519,570.51/5,508.50
  6. Step 6: Final answer
    x = 4,995.84

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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.