Home / 5,701.78-8,555.63-4,314.70

Finding the Fourth Proportional to 5,701.78, 8,555.63 and 4,314.70

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Solution

The fourth proportional to 5,701.78, 8,555.63 and 4,314.70 is: 6,474.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,701.78 : 8,555.63 = 4,314.70 : x
  2. Step 2: Convert to fraction form
    5,701.78/8,555.63 = 4,314.70/x
  3. Step 3: Cross multiply
    5,701.78x = 8,555.63 × 4,314.70
  4. Step 4: Simplify right side
    5,701.78x = 36,914,976.76
  5. Step 5: Solve for x
    x = 36,914,976.76/5,701.78
  6. Step 6: Final answer
    x = 6,474.29

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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.