Home / 2,957.04-4,082.22-2,076.30

Finding the Fourth Proportional to 2,957.04, 4,082.22 and 2,076.30

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Solution

The fourth proportional to 2,957.04, 4,082.22 and 2,076.30 is: 2,866.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,957.04 : 4,082.22 = 2,076.30 : x
  2. Step 2: Convert to fraction form
    2,957.04/4,082.22 = 2,076.30/x
  3. Step 3: Cross multiply
    2,957.04x = 4,082.22 × 2,076.30
  4. Step 4: Simplify right side
    2,957.04x = 8,475,913.39
  5. Step 5: Solve for x
    x = 8,475,913.39/2,957.04
  6. Step 6: Final answer
    x = 2,866.35

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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.