Home / 7,173.53-9,897.84-4,340.83

Finding the Fourth Proportional to 7,173.53, 9,897.84 and 4,340.83

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Solution

The fourth proportional to 7,173.53, 9,897.84 and 4,340.83 is: 5,989.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,173.53 : 9,897.84 = 4,340.83 : x
  2. Step 2: Convert to fraction form
    7,173.53/9,897.84 = 4,340.83/x
  3. Step 3: Cross multiply
    7,173.53x = 9,897.84 × 4,340.83
  4. Step 4: Simplify right side
    7,173.53x = 42,964,816.06
  5. Step 5: Solve for x
    x = 42,964,816.06/7,173.53
  6. Step 6: Final answer
    x = 5,989.36

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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.