Home / 3,827.46-5,280.53-2,411.28

Finding the Fourth Proportional to 3,827.46, 5,280.53 and 2,411.28

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Solution

The fourth proportional to 3,827.46, 5,280.53 and 2,411.28 is: 3,326.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,827.46 : 5,280.53 = 2,411.28 : x
  2. Step 2: Convert to fraction form
    3,827.46/5,280.53 = 2,411.28/x
  3. Step 3: Cross multiply
    3,827.46x = 5,280.53 × 2,411.28
  4. Step 4: Simplify right side
    3,827.46x = 12,732,809.98
  5. Step 5: Solve for x
    x = 12,732,809.98/3,827.46
  6. Step 6: Final answer
    x = 3,326.70

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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.