Home / 3,610.90-4,980.31-2,459.35

Finding the Fourth Proportional to 3,610.90, 4,980.31 and 2,459.35

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Solution

The fourth proportional to 3,610.90, 4,980.31 and 2,459.35 is: 3,392.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,610.90 : 4,980.31 = 2,459.35 : x
  2. Step 2: Convert to fraction form
    3,610.90/4,980.31 = 2,459.35/x
  3. Step 3: Cross multiply
    3,610.90x = 4,980.31 × 2,459.35
  4. Step 4: Simplify right side
    3,610.90x = 12,248,325.40
  5. Step 5: Solve for x
    x = 12,248,325.40/3,610.90
  6. Step 6: Final answer
    x = 3,392.04

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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.