Home / 3,010.34-4,513.08-1,280.18

Finding the Fourth Proportional to 3,010.34, 4,513.08 and 1,280.18

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Solution

The fourth proportional to 3,010.34, 4,513.08 and 1,280.18 is: 1,919.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,010.34 : 4,513.08 = 1,280.18 : x
  2. Step 2: Convert to fraction form
    3,010.34/4,513.08 = 1,280.18/x
  3. Step 3: Cross multiply
    3,010.34x = 4,513.08 × 1,280.18
  4. Step 4: Simplify right side
    3,010.34x = 5,777,554.75
  5. Step 5: Solve for x
    x = 5,777,554.75/3,010.34
  6. Step 6: Final answer
    x = 1,919.24

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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.