Home / 5,711.60-8,563.70-2,423.80

Finding the Fourth Proportional to 5,711.60, 8,563.70 and 2,423.80

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Solution

The fourth proportional to 5,711.60, 8,563.70 and 2,423.80 is: 3,634.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,711.60 : 8,563.70 = 2,423.80 : x
  2. Step 2: Convert to fraction form
    5,711.60/8,563.70 = 2,423.80/x
  3. Step 3: Cross multiply
    5,711.60x = 8,563.70 × 2,423.80
  4. Step 4: Simplify right side
    5,711.60x = 20,756,696.06
  5. Step 5: Solve for x
    x = 20,756,696.06/5,711.60
  6. Step 6: Final answer
    x = 3,634.13

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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.