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Finding the Fourth Proportional to 6,047.49, 8,348.49 and 4,699.92

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Solution

The fourth proportional to 6,047.49, 8,348.49 and 4,699.92 is: 6,488.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,047.49 : 8,348.49 = 4,699.92 : x
  2. Step 2: Convert to fraction form
    6,047.49/8,348.49 = 4,699.92/x
  3. Step 3: Cross multiply
    6,047.49x = 8,348.49 × 4,699.92
  4. Step 4: Simplify right side
    6,047.49x = 39,237,235.12
  5. Step 5: Solve for x
    x = 39,237,235.12/6,047.49
  6. Step 6: Final answer
    x = 6,488.19

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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.