Home / 2,423.68-3,347.04-2,072.32

Finding the Fourth Proportional to 2,423.68, 3,347.04 and 2,072.32

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Solution

The fourth proportional to 2,423.68, 3,347.04 and 2,072.32 is: 2,861.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,423.68 : 3,347.04 = 2,072.32 : x
  2. Step 2: Convert to fraction form
    2,423.68/3,347.04 = 2,072.32/x
  3. Step 3: Cross multiply
    2,423.68x = 3,347.04 × 2,072.32
  4. Step 4: Simplify right side
    2,423.68x = 6,936,137.93
  5. Step 5: Solve for x
    x = 6,936,137.93/2,423.68
  6. Step 6: Final answer
    x = 2,861.82

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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.