Home / 2,426.40-3,635.46-1,904.22

Finding the Fourth Proportional to 2,426.40, 3,635.46 and 1,904.22

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Solution

The fourth proportional to 2,426.40, 3,635.46 and 1,904.22 is: 2,853.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,426.40 : 3,635.46 = 1,904.22 : x
  2. Step 2: Convert to fraction form
    2,426.40/3,635.46 = 1,904.22/x
  3. Step 3: Cross multiply
    2,426.40x = 3,635.46 × 1,904.22
  4. Step 4: Simplify right side
    2,426.40x = 6,922,715.64
  5. Step 5: Solve for x
    x = 6,922,715.64/2,426.40
  6. Step 6: Final answer
    x = 2,853.08

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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.