Home / 3,670.03-5,478.19-3,153.35

Finding the Fourth Proportional to 3,670.03, 5,478.19 and 3,153.35

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Solution

The fourth proportional to 3,670.03, 5,478.19 and 3,153.35 is: 4,706.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670.03 : 5,478.19 = 3,153.35 : x
  2. Step 2: Convert to fraction form
    3,670.03/5,478.19 = 3,153.35/x
  3. Step 3: Cross multiply
    3,670.03x = 5,478.19 × 3,153.35
  4. Step 4: Simplify right side
    3,670.03x = 17,274,650.44
  5. Step 5: Solve for x
    x = 17,274,650.44/3,670.03
  6. Step 6: Final answer
    x = 4,706.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.