Home / 6,955.20-9,592.80-4,157.76

Finding the Fourth Proportional to 6,955.20, 9,592.80 and 4,157.76

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Solution

The fourth proportional to 6,955.20, 9,592.80 and 4,157.76 is: 5,734.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,955.20 : 9,592.80 = 4,157.76 : x
  2. Step 2: Convert to fraction form
    6,955.20/9,592.80 = 4,157.76/x
  3. Step 3: Cross multiply
    6,955.20x = 9,592.80 × 4,157.76
  4. Step 4: Simplify right side
    6,955.20x = 39,884,560.13
  5. Step 5: Solve for x
    x = 39,884,560.13/6,955.20
  6. Step 6: Final answer
    x = 5,734.50

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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.