Home / 4,274.16-6,411.78-1,677.30

Finding the Fourth Proportional to 4,274.16, 6,411.78 and 1,677.30

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Solution

The fourth proportional to 4,274.16, 6,411.78 and 1,677.30 is: 2,516.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,274.16 : 6,411.78 = 1,677.30 : x
  2. Step 2: Convert to fraction form
    4,274.16/6,411.78 = 1,677.30/x
  3. Step 3: Cross multiply
    4,274.16x = 6,411.78 × 1,677.30
  4. Step 4: Simplify right side
    4,274.16x = 10,754,478.59
  5. Step 5: Solve for x
    x = 10,754,478.59/4,274.16
  6. Step 6: Final answer
    x = 2,516.16

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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.