Home / 5,498.74-8,237.48-3,419.57

Finding the Fourth Proportional to 5,498.74, 8,237.48 and 3,419.57

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Solution

The fourth proportional to 5,498.74, 8,237.48 and 3,419.57 is: 5,122.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,498.74 : 8,237.48 = 3,419.57 : x
  2. Step 2: Convert to fraction form
    5,498.74/8,237.48 = 3,419.57/x
  3. Step 3: Cross multiply
    5,498.74x = 8,237.48 × 3,419.57
  4. Step 4: Simplify right side
    5,498.74x = 28,168,639.48
  5. Step 5: Solve for x
    x = 28,168,639.48/5,498.74
  6. Step 6: Final answer
    x = 5,122.74

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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.