Home / 5,042.38-6,957.95-2,803.90

Finding the Fourth Proportional to 5,042.38, 6,957.95 and 2,803.90

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Solution

The fourth proportional to 5,042.38, 6,957.95 and 2,803.90 is: 3,869.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,042.38 : 6,957.95 = 2,803.90 : x
  2. Step 2: Convert to fraction form
    5,042.38/6,957.95 = 2,803.90/x
  3. Step 3: Cross multiply
    5,042.38x = 6,957.95 × 2,803.90
  4. Step 4: Simplify right side
    5,042.38x = 19,509,369.97
  5. Step 5: Solve for x
    x = 19,509,369.97/5,042.38
  6. Step 6: Final answer
    x = 3,869.08

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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.