Home / 4,146.84-5,719.75-2,818.24

Finding the Fourth Proportional to 4,146.84, 5,719.75 and 2,818.24

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Solution

The fourth proportional to 4,146.84, 5,719.75 and 2,818.24 is: 3,887.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,146.84 : 5,719.75 = 2,818.24 : x
  2. Step 2: Convert to fraction form
    4,146.84/5,719.75 = 2,818.24/x
  3. Step 3: Cross multiply
    4,146.84x = 5,719.75 × 2,818.24
  4. Step 4: Simplify right side
    4,146.84x = 16,119,606.90
  5. Step 5: Solve for x
    x = 16,119,606.90/4,146.84
  6. Step 6: Final answer
    x = 3,887.20

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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.