Home / 2,459.20-3,668.04-2,064.60

Finding the Fourth Proportional to 2,459.20, 3,668.04 and 2,064.60

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Solution

The fourth proportional to 2,459.20, 3,668.04 and 2,064.60 is: 3,079.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,459.20 : 3,668.04 = 2,064.60 : x
  2. Step 2: Convert to fraction form
    2,459.20/3,668.04 = 2,064.60/x
  3. Step 3: Cross multiply
    2,459.20x = 3,668.04 × 2,064.60
  4. Step 4: Simplify right side
    2,459.20x = 7,573,035.38
  5. Step 5: Solve for x
    x = 7,573,035.38/2,459.20
  6. Step 6: Final answer
    x = 3,079.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.