Home / 4,142.84-5,715.83-2,373.80

Finding the Fourth Proportional to 4,142.84, 5,715.83 and 2,373.80

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Solution

The fourth proportional to 4,142.84, 5,715.83 and 2,373.80 is: 3,275.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,142.84 : 5,715.83 = 2,373.80 : x
  2. Step 2: Convert to fraction form
    4,142.84/5,715.83 = 2,373.80/x
  3. Step 3: Cross multiply
    4,142.84x = 5,715.83 × 2,373.80
  4. Step 4: Simplify right side
    4,142.84x = 13,568,214.61
  5. Step 5: Solve for x
    x = 13,568,214.61/4,142.84
  6. Step 6: Final answer
    x = 3,275.10

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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.