Home / 4,045.84-5,583.77-2,277.78

Finding the Fourth Proportional to 4,045.84, 5,583.77 and 2,277.78

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Solution

The fourth proportional to 4,045.84, 5,583.77 and 2,277.78 is: 3,143.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,045.84 : 5,583.77 = 2,277.78 : x
  2. Step 2: Convert to fraction form
    4,045.84/5,583.77 = 2,277.78/x
  3. Step 3: Cross multiply
    4,045.84x = 5,583.77 × 2,277.78
  4. Step 4: Simplify right side
    4,045.84x = 12,718,599.63
  5. Step 5: Solve for x
    x = 12,718,599.63/4,045.84
  6. Step 6: Final answer
    x = 3,143.62

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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.