Home / 4,646.79-6,412.77-2,759.49

Finding the Fourth Proportional to 4,646.79, 6,412.77 and 2,759.49

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Solution

The fourth proportional to 4,646.79, 6,412.77 and 2,759.49 is: 3,808.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,646.79 : 6,412.77 = 2,759.49 : x
  2. Step 2: Convert to fraction form
    4,646.79/6,412.77 = 2,759.49/x
  3. Step 3: Cross multiply
    4,646.79x = 6,412.77 × 2,759.49
  4. Step 4: Simplify right side
    4,646.79x = 17,695,974.69
  5. Step 5: Solve for x
    x = 17,695,974.69/4,646.79
  6. Step 6: Final answer
    x = 3,808.21

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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.