Home / 3,041.65-4,197.32-1,697.20

Finding the Fourth Proportional to 3,041.65, 4,197.32 and 1,697.20

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Solution

The fourth proportional to 3,041.65, 4,197.32 and 1,697.20 is: 2,342.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,041.65 : 4,197.32 = 1,697.20 : x
  2. Step 2: Convert to fraction form
    3,041.65/4,197.32 = 1,697.20/x
  3. Step 3: Cross multiply
    3,041.65x = 4,197.32 × 1,697.20
  4. Step 4: Simplify right side
    3,041.65x = 7,123,702.50
  5. Step 5: Solve for x
    x = 7,123,702.50/3,041.65
  6. Step 6: Final answer
    x = 2,342.05

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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.