Home / 4,168.63-5,752.85-2,280.10

Finding the Fourth Proportional to 4,168.63, 5,752.85 and 2,280.10

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Solution

The fourth proportional to 4,168.63, 5,752.85 and 2,280.10 is: 3,146.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,168.63 : 5,752.85 = 2,280.10 : x
  2. Step 2: Convert to fraction form
    4,168.63/5,752.85 = 2,280.10/x
  3. Step 3: Cross multiply
    4,168.63x = 5,752.85 × 2,280.10
  4. Step 4: Simplify right side
    4,168.63x = 13,117,064.60
  5. Step 5: Solve for x
    x = 13,117,064.60/4,168.63
  6. Step 6: Final answer
    x = 3,146.61

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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.