Home / 5,498.75-7,588.15-2,980.76

Finding the Fourth Proportional to 5,498.75, 7,588.15 and 2,980.76

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Solution

The fourth proportional to 5,498.75, 7,588.15 and 2,980.76 is: 4,113.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,498.75 : 7,588.15 = 2,980.76 : x
  2. Step 2: Convert to fraction form
    5,498.75/7,588.15 = 2,980.76/x
  3. Step 3: Cross multiply
    5,498.75x = 7,588.15 × 2,980.76
  4. Step 4: Simplify right side
    5,498.75x = 22,618,408.60
  5. Step 5: Solve for x
    x = 22,618,408.60/5,498.75
  6. Step 6: Final answer
    x = 4,113.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.