Home / 4,620.99-6,373.36-4,090.44

Finding the Fourth Proportional to 4,620.99, 6,373.36 and 4,090.44

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Solution

The fourth proportional to 4,620.99, 6,373.36 and 4,090.44 is: 5,641.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,620.99 : 6,373.36 = 4,090.44 : x
  2. Step 2: Convert to fraction form
    4,620.99/6,373.36 = 4,090.44/x
  3. Step 3: Cross multiply
    4,620.99x = 6,373.36 × 4,090.44
  4. Step 4: Simplify right side
    4,620.99x = 26,069,846.68
  5. Step 5: Solve for x
    x = 26,069,846.68/4,620.99
  6. Step 6: Final answer
    x = 5,641.62

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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.