Home / 3,157.38-4,347.27-2,596.05

Finding the Fourth Proportional to 3,157.38, 4,347.27 and 2,596.05

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Solution

The fourth proportional to 3,157.38, 4,347.27 and 2,596.05 is: 3,574.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,157.38 : 4,347.27 = 2,596.05 : x
  2. Step 2: Convert to fraction form
    3,157.38/4,347.27 = 2,596.05/x
  3. Step 3: Cross multiply
    3,157.38x = 4,347.27 × 2,596.05
  4. Step 4: Simplify right side
    3,157.38x = 11,285,730.28
  5. Step 5: Solve for x
    x = 11,285,730.28/3,157.38
  6. Step 6: Final answer
    x = 3,574.40

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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.