Home / 5,090.01-7,636.91-1,627.53

Finding the Fourth Proportional to 5,090.01, 7,636.91 and 1,627.53

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Solution

The fourth proportional to 5,090.01, 7,636.91 and 1,627.53 is: 2,441.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,090.01 : 7,636.91 = 1,627.53 : x
  2. Step 2: Convert to fraction form
    5,090.01/7,636.91 = 1,627.53/x
  3. Step 3: Cross multiply
    5,090.01x = 7,636.91 × 1,627.53
  4. Step 4: Simplify right side
    5,090.01x = 12,429,291.99
  5. Step 5: Solve for x
    x = 12,429,291.99/5,090.01
  6. Step 6: Final answer
    x = 2,441.90

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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.