Home / 5,116.13-7,059.03-2,877.56

Finding the Fourth Proportional to 5,116.13, 7,059.03 and 2,877.56

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Solution

The fourth proportional to 5,116.13, 7,059.03 and 2,877.56 is: 3,970.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,116.13 : 7,059.03 = 2,877.56 : x
  2. Step 2: Convert to fraction form
    5,116.13/7,059.03 = 2,877.56/x
  3. Step 3: Cross multiply
    5,116.13x = 7,059.03 × 2,877.56
  4. Step 4: Simplify right side
    5,116.13x = 20,312,747.07
  5. Step 5: Solve for x
    x = 20,312,747.07/5,116.13
  6. Step 6: Final answer
    x = 3,970.34

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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.