Home / 2,476.16-3,706.56-1,957.76

Finding the Fourth Proportional to 2,476.16, 3,706.56 and 1,957.76

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Solution

The fourth proportional to 2,476.16, 3,706.56 and 1,957.76 is: 2,930.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,476.16 : 3,706.56 = 1,957.76 : x
  2. Step 2: Convert to fraction form
    2,476.16/3,706.56 = 1,957.76/x
  3. Step 3: Cross multiply
    2,476.16x = 3,706.56 × 1,957.76
  4. Step 4: Simplify right side
    2,476.16x = 7,256,554.91
  5. Step 5: Solve for x
    x = 7,256,554.91/2,476.16
  6. Step 6: Final answer
    x = 2,930.57

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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.