Home / 1,633.07-2,449.61-904.19

Finding the Fourth Proportional to 1,633.07, 2,449.61 and 904.19

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Solution

The fourth proportional to 1,633.07, 2,449.61 and 904.19 is: 1,356.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,633.07 : 2,449.61 = 904.19 : x
  2. Step 2: Convert to fraction form
    1,633.07/2,449.61 = 904.19/x
  3. Step 3: Cross multiply
    1,633.07x = 2,449.61 × 904.19
  4. Step 4: Simplify right side
    1,633.07x = 2,214,908.28
  5. Step 5: Solve for x
    x = 2,214,908.28/1,633.07
  6. Step 6: Final answer
    x = 1,356.28

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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.