Home / 5,085.53-7,628.29-3,341.55

Finding the Fourth Proportional to 5,085.53, 7,628.29 and 3,341.55

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Solution

The fourth proportional to 5,085.53, 7,628.29 and 3,341.55 is: 5,012.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,085.53 : 7,628.29 = 3,341.55 : x
  2. Step 2: Convert to fraction form
    5,085.53/7,628.29 = 3,341.55/x
  3. Step 3: Cross multiply
    5,085.53x = 7,628.29 × 3,341.55
  4. Step 4: Simplify right side
    5,085.53x = 25,490,304.10
  5. Step 5: Solve for x
    x = 25,490,304.10/5,085.53
  6. Step 6: Final answer
    x = 5,012.33

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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.