Home / 3,010.79-4,523.12-2,135.46

Finding the Fourth Proportional to 3,010.79, 4,523.12 and 2,135.46

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Solution

The fourth proportional to 3,010.79, 4,523.12 and 2,135.46 is: 3,208.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,010.79 : 4,523.12 = 2,135.46 : x
  2. Step 2: Convert to fraction form
    3,010.79/4,523.12 = 2,135.46/x
  3. Step 3: Cross multiply
    3,010.79x = 4,523.12 × 2,135.46
  4. Step 4: Simplify right side
    3,010.79x = 9,658,931.16
  5. Step 5: Solve for x
    x = 9,658,931.16/3,010.79
  6. Step 6: Final answer
    x = 3,208.11

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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.