Home / 4,549.05-6,277.77-2,781.63

Finding the Fourth Proportional to 4,549.05, 6,277.77 and 2,781.63

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Solution

The fourth proportional to 4,549.05, 6,277.77 and 2,781.63 is: 3,838.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,549.05 : 6,277.77 = 2,781.63 : x
  2. Step 2: Convert to fraction form
    4,549.05/6,277.77 = 2,781.63/x
  3. Step 3: Cross multiply
    4,549.05x = 6,277.77 × 2,781.63
  4. Step 4: Simplify right side
    4,549.05x = 17,462,433.37
  5. Step 5: Solve for x
    x = 17,462,433.37/4,549.05
  6. Step 6: Final answer
    x = 3,838.70

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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.