Home / 1,885.47-2,823.33-1,513.56

Finding the Fourth Proportional to 1,885.47, 2,823.33 and 1,513.56

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Solution

The fourth proportional to 1,885.47, 2,823.33 and 1,513.56 is: 2,266.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,885.47 : 2,823.33 = 1,513.56 : x
  2. Step 2: Convert to fraction form
    1,885.47/2,823.33 = 1,513.56/x
  3. Step 3: Cross multiply
    1,885.47x = 2,823.33 × 1,513.56
  4. Step 4: Simplify right side
    1,885.47x = 4,273,279.35
  5. Step 5: Solve for x
    x = 4,273,279.35/1,885.47
  6. Step 6: Final answer
    x = 2,266.43

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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.