Home / 3,647.47-5,466.08-2,085.13

Finding the Fourth Proportional to 3,647.47, 5,466.08 and 2,085.13

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Solution

The fourth proportional to 3,647.47, 5,466.08 and 2,085.13 is: 3,124.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,647.47 : 5,466.08 = 2,085.13 : x
  2. Step 2: Convert to fraction form
    3,647.47/5,466.08 = 2,085.13/x
  3. Step 3: Cross multiply
    3,647.47x = 5,466.08 × 2,085.13
  4. Step 4: Simplify right side
    3,647.47x = 11,397,487.39
  5. Step 5: Solve for x
    x = 11,397,487.39/3,647.47
  6. Step 6: Final answer
    x = 3,124.77

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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.