Home / 4,565.78-6,300.81-2,678.48

Finding the Fourth Proportional to 4,565.78, 6,300.81 and 2,678.48

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Solution

The fourth proportional to 4,565.78, 6,300.81 and 2,678.48 is: 3,696.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,565.78 : 6,300.81 = 2,678.48 : x
  2. Step 2: Convert to fraction form
    4,565.78/6,300.81 = 2,678.48/x
  3. Step 3: Cross multiply
    4,565.78x = 6,300.81 × 2,678.48
  4. Step 4: Simplify right side
    4,565.78x = 16,876,562.06
  5. Step 5: Solve for x
    x = 16,876,562.06/4,565.78
  6. Step 6: Final answer
    x = 3,696.32

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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.