Home / 2,459.04-3,393.48-1,618.80

Finding the Fourth Proportional to 2,459.04, 3,393.48 and 1,618.80

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Solution

The fourth proportional to 2,459.04, 3,393.48 and 1,618.80 is: 2,233.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,459.04 : 3,393.48 = 1,618.80 : x
  2. Step 2: Convert to fraction form
    2,459.04/3,393.48 = 1,618.80/x
  3. Step 3: Cross multiply
    2,459.04x = 3,393.48 × 1,618.80
  4. Step 4: Simplify right side
    2,459.04x = 5,493,365.42
  5. Step 5: Solve for x
    x = 5,493,365.42/2,459.04
  6. Step 6: Final answer
    x = 2,233.95

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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.