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Finding the Fourth Proportional to 4,785.03, 6,601.10 and 3,019.23

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Solution

The fourth proportional to 4,785.03, 6,601.10 and 3,019.23 is: 4,165.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,785.03 : 6,601.10 = 3,019.23 : x
  2. Step 2: Convert to fraction form
    4,785.03/6,601.10 = 3,019.23/x
  3. Step 3: Cross multiply
    4,785.03x = 6,601.10 × 3,019.23
  4. Step 4: Simplify right side
    4,785.03x = 19,930,224.06
  5. Step 5: Solve for x
    x = 19,930,224.06/4,785.03
  6. Step 6: Final answer
    x = 4,165.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.