Home / 3,957.77-5,461.73-2,386.17

Finding the Fourth Proportional to 3,957.77, 5,461.73 and 2,386.17

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Solution

The fourth proportional to 3,957.77, 5,461.73 and 2,386.17 is: 3,292.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,957.77 : 5,461.73 = 2,386.17 : x
  2. Step 2: Convert to fraction form
    3,957.77/5,461.73 = 2,386.17/x
  3. Step 3: Cross multiply
    3,957.77x = 5,461.73 × 2,386.17
  4. Step 4: Simplify right side
    3,957.77x = 13,032,616.27
  5. Step 5: Solve for x
    x = 13,032,616.27/3,957.77
  6. Step 6: Final answer
    x = 3,292.92

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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.