Home / 4,427.84-6,642.32-2,090.24

Finding the Fourth Proportional to 4,427.84, 6,642.32 and 2,090.24

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Solution

The fourth proportional to 4,427.84, 6,642.32 and 2,090.24 is: 3,135.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,427.84 : 6,642.32 = 2,090.24 : x
  2. Step 2: Convert to fraction form
    4,427.84/6,642.32 = 2,090.24/x
  3. Step 3: Cross multiply
    4,427.84x = 6,642.32 × 2,090.24
  4. Step 4: Simplify right side
    4,427.84x = 13,884,042.96
  5. Step 5: Solve for x
    x = 13,884,042.96/4,427.84
  6. Step 6: Final answer
    x = 3,135.62

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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.