Home / 5,612.46-8,352.42-5,425.58

Finding the Fourth Proportional to 5,612.46, 8,352.42 and 5,425.58

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Solution

The fourth proportional to 5,612.46, 8,352.42 and 5,425.58 is: 8,074.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,612.46 : 8,352.42 = 5,425.58 : x
  2. Step 2: Convert to fraction form
    5,612.46/8,352.42 = 5,425.58/x
  3. Step 3: Cross multiply
    5,612.46x = 8,352.42 × 5,425.58
  4. Step 4: Simplify right side
    5,612.46x = 45,316,754.23
  5. Step 5: Solve for x
    x = 45,316,754.23/5,612.46
  6. Step 6: Final answer
    x = 8,074.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.