Home / 3,416.13-5,126.63-2,636.91

Finding the Fourth Proportional to 3,416.13, 5,126.63 and 2,636.91

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Solution

The fourth proportional to 3,416.13, 5,126.63 and 2,636.91 is: 3,957.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,416.13 : 5,126.63 = 2,636.91 : x
  2. Step 2: Convert to fraction form
    3,416.13/5,126.63 = 2,636.91/x
  3. Step 3: Cross multiply
    3,416.13x = 5,126.63 × 2,636.91
  4. Step 4: Simplify right side
    3,416.13x = 13,518,448.73
  5. Step 5: Solve for x
    x = 13,518,448.73/3,416.13
  6. Step 6: Final answer
    x = 3,957.24

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1.5x scale

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.