Home / 4,090.08-5,640.39-2,595.35

Finding the Fourth Proportional to 4,090.08, 5,640.39 and 2,595.35

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Solution

The fourth proportional to 4,090.08, 5,640.39 and 2,595.35 is: 3,579.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,090.08 : 5,640.39 = 2,595.35 : x
  2. Step 2: Convert to fraction form
    4,090.08/5,640.39 = 2,595.35/x
  3. Step 3: Cross multiply
    4,090.08x = 5,640.39 × 2,595.35
  4. Step 4: Simplify right side
    4,090.08x = 14,638,757.98
  5. Step 5: Solve for x
    x = 14,638,757.98/4,090.08
  6. Step 6: Final answer
    x = 3,579.09

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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.