Home / 6,612.29-9,125.21-3,628.25

Finding the Fourth Proportional to 6,612.29, 9,125.21 and 3,628.25

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Solution

The fourth proportional to 6,612.29, 9,125.21 and 3,628.25 is: 5,007.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,612.29 : 9,125.21 = 3,628.25 : x
  2. Step 2: Convert to fraction form
    6,612.29/9,125.21 = 3,628.25/x
  3. Step 3: Cross multiply
    6,612.29x = 9,125.21 × 3,628.25
  4. Step 4: Simplify right side
    6,612.29x = 33,108,479.42
  5. Step 5: Solve for x
    x = 33,108,479.42/6,612.29
  6. Step 6: Final answer
    x = 5,007.12

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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.