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Finding the Fourth Proportional to 6,042.58, 8,303.42 and 4,921.14

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Solution

The fourth proportional to 6,042.58, 8,303.42 and 4,921.14 is: 6,762.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,042.58 : 8,303.42 = 4,921.14 : x
  2. Step 2: Convert to fraction form
    6,042.58/8,303.42 = 4,921.14/x
  3. Step 3: Cross multiply
    6,042.58x = 8,303.42 × 4,921.14
  4. Step 4: Simplify right side
    6,042.58x = 40,862,292.30
  5. Step 5: Solve for x
    x = 40,862,292.30/6,042.58
  6. Step 6: Final answer
    x = 6,762.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.