Home / 5,070.76-6,996.96-2,832.36

Finding the Fourth Proportional to 5,070.76, 6,996.96 and 2,832.36

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Solution

The fourth proportional to 5,070.76, 6,996.96 and 2,832.36 is: 3,908.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,070.76 : 6,996.96 = 2,832.36 : x
  2. Step 2: Convert to fraction form
    5,070.76/6,996.96 = 2,832.36/x
  3. Step 3: Cross multiply
    5,070.76x = 6,996.96 × 2,832.36
  4. Step 4: Simplify right side
    5,070.76x = 19,817,909.63
  5. Step 5: Solve for x
    x = 19,817,909.63/5,070.76
  6. Step 6: Final answer
    x = 3,908.27

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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.