Home / 4,431.54-6,644.88-2,090.10

Finding the Fourth Proportional to 4,431.54, 6,644.88 and 2,090.10

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Solution

The fourth proportional to 4,431.54, 6,644.88 and 2,090.10 is: 3,134.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,431.54 : 6,644.88 = 2,090.10 : x
  2. Step 2: Convert to fraction form
    4,431.54/6,644.88 = 2,090.10/x
  3. Step 3: Cross multiply
    4,431.54x = 6,644.88 × 2,090.10
  4. Step 4: Simplify right side
    4,431.54x = 13,888,463.69
  5. Step 5: Solve for x
    x = 13,888,463.69/4,431.54
  6. Step 6: Final answer
    x = 3,134.00

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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.