Home / 2,459.20-3,394.08-1,762.88

Finding the Fourth Proportional to 2,459.20, 3,394.08 and 1,762.88

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Solution

The fourth proportional to 2,459.20, 3,394.08 and 1,762.88 is: 2,433.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,459.20 : 3,394.08 = 1,762.88 : x
  2. Step 2: Convert to fraction form
    2,459.20/3,394.08 = 1,762.88/x
  3. Step 3: Cross multiply
    2,459.20x = 3,394.08 × 1,762.88
  4. Step 4: Simplify right side
    2,459.20x = 5,983,355.75
  5. Step 5: Solve for x
    x = 5,983,355.75/2,459.20
  6. Step 6: Final answer
    x = 2,433.05

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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.