Home / 5,090.85-7,014.83-3,600.45

Finding the Fourth Proportional to 5,090.85, 7,014.83 and 3,600.45

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Solution

The fourth proportional to 5,090.85, 7,014.83 and 3,600.45 is: 4,961.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,090.85 : 7,014.83 = 3,600.45 : x
  2. Step 2: Convert to fraction form
    5,090.85/7,014.83 = 3,600.45/x
  3. Step 3: Cross multiply
    5,090.85x = 7,014.83 × 3,600.45
  4. Step 4: Simplify right side
    5,090.85x = 25,256,526.67
  5. Step 5: Solve for x
    x = 25,256,526.67/5,090.85
  6. Step 6: Final answer
    x = 4,961.16

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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.