Home / 3,552.15-4,902.18-1,958.79

Finding the Fourth Proportional to 3,552.15, 4,902.18 and 1,958.79

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Solution

The fourth proportional to 3,552.15, 4,902.18 and 1,958.79 is: 2,703.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,552.15 : 4,902.18 = 1,958.79 : x
  2. Step 2: Convert to fraction form
    3,552.15/4,902.18 = 1,958.79/x
  3. Step 3: Cross multiply
    3,552.15x = 4,902.18 × 1,958.79
  4. Step 4: Simplify right side
    3,552.15x = 9,602,341.16
  5. Step 5: Solve for x
    x = 9,602,341.16/3,552.15
  6. Step 6: Final answer
    x = 2,703.25

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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.