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Finding the Fourth Proportional to 6,020.93, 8,316.82 and 4,621.90

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Solution

The fourth proportional to 6,020.93, 8,316.82 and 4,621.90 is: 6,384.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,020.93 : 8,316.82 = 4,621.90 : x
  2. Step 2: Convert to fraction form
    6,020.93/8,316.82 = 4,621.90/x
  3. Step 3: Cross multiply
    6,020.93x = 8,316.82 × 4,621.90
  4. Step 4: Simplify right side
    6,020.93x = 38,439,542.78
  5. Step 5: Solve for x
    x = 38,439,542.78/6,020.93
  6. Step 6: Final answer
    x = 6,384.32

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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.