Home / 5,711.70-8,562.15-4,461.60

Finding the Fourth Proportional to 5,711.70, 8,562.15 and 4,461.60

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Solution

The fourth proportional to 5,711.70, 8,562.15 and 4,461.60 is: 6,688.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,711.70 : 8,562.15 = 4,461.60 : x
  2. Step 2: Convert to fraction form
    5,711.70/8,562.15 = 4,461.60/x
  3. Step 3: Cross multiply
    5,711.70x = 8,562.15 × 4,461.60
  4. Step 4: Simplify right side
    5,711.70x = 38,200,888.44
  5. Step 5: Solve for x
    x = 38,200,888.44/5,711.70
  6. Step 6: Final answer
    x = 6,688.18

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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.