Home / 4,767.77-6,580.21-2,643.78

Finding the Fourth Proportional to 4,767.77, 6,580.21 and 2,643.78

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Solution

The fourth proportional to 4,767.77, 6,580.21 and 2,643.78 is: 3,648.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,767.77 : 6,580.21 = 2,643.78 : x
  2. Step 2: Convert to fraction form
    4,767.77/6,580.21 = 2,643.78/x
  3. Step 3: Cross multiply
    4,767.77x = 6,580.21 × 2,643.78
  4. Step 4: Simplify right side
    4,767.77x = 17,396,603.42
  5. Step 5: Solve for x
    x = 17,396,603.42/4,767.77
  6. Step 6: Final answer
    x = 3,648.79

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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.