Home / 4,116.63-5,680.93-2,228.20

Finding the Fourth Proportional to 4,116.63, 5,680.93 and 2,228.20

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Solution

The fourth proportional to 4,116.63, 5,680.93 and 2,228.20 is: 3,074.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,116.63 : 5,680.93 = 2,228.20 : x
  2. Step 2: Convert to fraction form
    4,116.63/5,680.93 = 2,228.20/x
  3. Step 3: Cross multiply
    4,116.63x = 5,680.93 × 2,228.20
  4. Step 4: Simplify right side
    4,116.63x = 12,658,242.34
  5. Step 5: Solve for x
    x = 12,658,242.34/4,116.63
  6. Step 6: Final answer
    x = 3,074.90

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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.