Home / 1,901.53-2,623.94-1,062.21

Finding the Fourth Proportional to 1,901.53, 2,623.94 and 1,062.21

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Solution

The fourth proportional to 1,901.53, 2,623.94 and 1,062.21 is: 1,465.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,901.53 : 2,623.94 = 1,062.21 : x
  2. Step 2: Convert to fraction form
    1,901.53/2,623.94 = 1,062.21/x
  3. Step 3: Cross multiply
    1,901.53x = 2,623.94 × 1,062.21
  4. Step 4: Simplify right side
    1,901.53x = 2,787,189.79
  5. Step 5: Solve for x
    x = 2,787,189.79/1,901.53
  6. Step 6: Final answer
    x = 1,465.77

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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.