Home / 5,042.35-6,957.90-2,803.86

Finding the Fourth Proportional to 5,042.35, 6,957.90 and 2,803.86

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Solution

The fourth proportional to 5,042.35, 6,957.90 and 2,803.86 is: 3,869.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,042.35 : 6,957.90 = 2,803.86 : x
  2. Step 2: Convert to fraction form
    5,042.35/6,957.90 = 2,803.86/x
  3. Step 3: Cross multiply
    5,042.35x = 6,957.90 × 2,803.86
  4. Step 4: Simplify right side
    5,042.35x = 19,508,989.32
  5. Step 5: Solve for x
    x = 19,508,989.32/5,042.35
  6. Step 6: Final answer
    x = 3,869.03

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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.