Home / 5,455.50-7,531.95-4,273.74

Finding the Fourth Proportional to 5,455.50, 7,531.95 and 4,273.74

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Solution

The fourth proportional to 5,455.50, 7,531.95 and 4,273.74 is: 5,900.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,455.50 : 7,531.95 = 4,273.74 : x
  2. Step 2: Convert to fraction form
    5,455.50/7,531.95 = 4,273.74/x
  3. Step 3: Cross multiply
    5,455.50x = 7,531.95 × 4,273.74
  4. Step 4: Simplify right side
    5,455.50x = 32,189,595.99
  5. Step 5: Solve for x
    x = 32,189,595.99/5,455.50
  6. Step 6: Final answer
    x = 5,900.39

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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.