Home / 3,292.93-4,911.62-2,800.45

Finding the Fourth Proportional to 3,292.93, 4,911.62 and 2,800.45

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Solution

The fourth proportional to 3,292.93, 4,911.62 and 2,800.45 is: 4,177.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,292.93 : 4,911.62 = 2,800.45 : x
  2. Step 2: Convert to fraction form
    3,292.93/4,911.62 = 2,800.45/x
  3. Step 3: Cross multiply
    3,292.93x = 4,911.62 × 2,800.45
  4. Step 4: Simplify right side
    3,292.93x = 13,754,746.23
  5. Step 5: Solve for x
    x = 13,754,746.23/3,292.93
  6. Step 6: Final answer
    x = 4,177.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.