Home / 2,504.13-3,455.69-1,400.13

Finding the Fourth Proportional to 2,504.13, 3,455.69 and 1,400.13

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Solution

The fourth proportional to 2,504.13, 3,455.69 and 1,400.13 is: 1,932.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,504.13 : 3,455.69 = 1,400.13 : x
  2. Step 2: Convert to fraction form
    2,504.13/3,455.69 = 1,400.13/x
  3. Step 3: Cross multiply
    2,504.13x = 3,455.69 × 1,400.13
  4. Step 4: Simplify right side
    2,504.13x = 4,838,415.24
  5. Step 5: Solve for x
    x = 4,838,415.24/2,504.13
  6. Step 6: Final answer
    x = 1,932.17

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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.