Home / 4,038.90-6,062.85-2,090.58

Finding the Fourth Proportional to 4,038.90, 6,062.85 and 2,090.58

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Solution

The fourth proportional to 4,038.90, 6,062.85 and 2,090.58 is: 3,138.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,038.90 : 6,062.85 = 2,090.58 : x
  2. Step 2: Convert to fraction form
    4,038.90/6,062.85 = 2,090.58/x
  3. Step 3: Cross multiply
    4,038.90x = 6,062.85 × 2,090.58
  4. Step 4: Simplify right side
    4,038.90x = 12,674,872.95
  5. Step 5: Solve for x
    x = 12,674,872.95/4,038.90
  6. Step 6: Final answer
    x = 3,138.20

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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.