Home / 3,994.48-5,515.86-2,504.95

Finding the Fourth Proportional to 3,994.48, 5,515.86 and 2,504.95

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Solution

The fourth proportional to 3,994.48, 5,515.86 and 2,504.95 is: 3,459.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,994.48 : 5,515.86 = 2,504.95 : x
  2. Step 2: Convert to fraction form
    3,994.48/5,515.86 = 2,504.95/x
  3. Step 3: Cross multiply
    3,994.48x = 5,515.86 × 2,504.95
  4. Step 4: Simplify right side
    3,994.48x = 13,816,953.51
  5. Step 5: Solve for x
    x = 13,816,953.51/3,994.48
  6. Step 6: Final answer
    x = 3,459.01

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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.