Home / 5,632.05-7,772.79-3,114.35

Finding the Fourth Proportional to 5,632.05, 7,772.79 and 3,114.35

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Solution

The fourth proportional to 5,632.05, 7,772.79 and 3,114.35 is: 4,298.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,632.05 : 7,772.79 = 3,114.35 : x
  2. Step 2: Convert to fraction form
    5,632.05/7,772.79 = 3,114.35/x
  3. Step 3: Cross multiply
    5,632.05x = 7,772.79 × 3,114.35
  4. Step 4: Simplify right side
    5,632.05x = 24,207,188.54
  5. Step 5: Solve for x
    x = 24,207,188.54/5,632.05
  6. Step 6: Final answer
    x = 4,298.11

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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.