Home / 1,899.28-2,623.47-1,462.55

Finding the Fourth Proportional to 1,899.28, 2,623.47 and 1,462.55

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Solution

The fourth proportional to 1,899.28, 2,623.47 and 1,462.55 is: 2,020.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,899.28 : 2,623.47 = 1,462.55 : x
  2. Step 2: Convert to fraction form
    1,899.28/2,623.47 = 1,462.55/x
  3. Step 3: Cross multiply
    1,899.28x = 2,623.47 × 1,462.55
  4. Step 4: Simplify right side
    1,899.28x = 3,836,956.05
  5. Step 5: Solve for x
    x = 3,836,956.05/1,899.28
  6. Step 6: Final answer
    x = 2,020.22

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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.