Home / 4,134.63-5,705.78-2,271.63

Finding the Fourth Proportional to 4,134.63, 5,705.78 and 2,271.63

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Solution

The fourth proportional to 4,134.63, 5,705.78 and 2,271.63 is: 3,134.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,134.63 : 5,705.78 = 2,271.63 : x
  2. Step 2: Convert to fraction form
    4,134.63/5,705.78 = 2,271.63/x
  3. Step 3: Cross multiply
    4,134.63x = 5,705.78 × 2,271.63
  4. Step 4: Simplify right side
    4,134.63x = 12,961,398.17
  5. Step 5: Solve for x
    x = 12,961,398.17/4,134.63
  6. Step 6: Final answer
    x = 3,134.84

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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.