Home / 4,689.53-7,035.98-2,192.94

Finding the Fourth Proportional to 4,689.53, 7,035.98 and 2,192.94

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Solution

The fourth proportional to 4,689.53, 7,035.98 and 2,192.94 is: 3,290.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,689.53 : 7,035.98 = 2,192.94 : x
  2. Step 2: Convert to fraction form
    4,689.53/7,035.98 = 2,192.94/x
  3. Step 3: Cross multiply
    4,689.53x = 7,035.98 × 2,192.94
  4. Step 4: Simplify right side
    4,689.53x = 15,429,471.02
  5. Step 5: Solve for x
    x = 15,429,471.02/4,689.53
  6. Step 6: Final answer
    x = 3,290.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.