Home / 2,827.77-4,242.73-1,184.21

Finding the Fourth Proportional to 2,827.77, 4,242.73 and 1,184.21

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Solution

The fourth proportional to 2,827.77, 4,242.73 and 1,184.21 is: 1,776.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,827.77 : 4,242.73 = 1,184.21 : x
  2. Step 2: Convert to fraction form
    2,827.77/4,242.73 = 1,184.21/x
  3. Step 3: Cross multiply
    2,827.77x = 4,242.73 × 1,184.21
  4. Step 4: Simplify right side
    2,827.77x = 5,024,283.29
  5. Step 5: Solve for x
    x = 5,024,283.29/2,827.77
  6. Step 6: Final answer
    x = 1,776.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.