Home / 5,635.26-8,440.58-3,437.32

Finding the Fourth Proportional to 5,635.26, 8,440.58 and 3,437.32

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Solution

The fourth proportional to 5,635.26, 8,440.58 and 3,437.32 is: 5,148.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,635.26 : 8,440.58 = 3,437.32 : x
  2. Step 2: Convert to fraction form
    5,635.26/8,440.58 = 3,437.32/x
  3. Step 3: Cross multiply
    5,635.26x = 8,440.58 × 3,437.32
  4. Step 4: Simplify right side
    5,635.26x = 29,012,974.45
  5. Step 5: Solve for x
    x = 29,012,974.45/5,635.26
  6. Step 6: Final answer
    x = 5,148.47

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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.