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Finding the Fourth Proportional to 5,013.36, 6,921.05 and 4,682.07

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Solution

The fourth proportional to 5,013.36, 6,921.05 and 4,682.07 is: 6,463.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,013.36 : 6,921.05 = 4,682.07 : x
  2. Step 2: Convert to fraction form
    5,013.36/6,921.05 = 4,682.07/x
  3. Step 3: Cross multiply
    5,013.36x = 6,921.05 × 4,682.07
  4. Step 4: Simplify right side
    5,013.36x = 32,404,817.16
  5. Step 5: Solve for x
    x = 32,404,817.16/5,013.36
  6. Step 6: Final answer
    x = 6,463.69

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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.