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Finding the Fourth Proportional to 4,953.66, 6,835.89 and 2,715.48

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Solution

The fourth proportional to 4,953.66, 6,835.89 and 2,715.48 is: 3,747.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,953.66 : 6,835.89 = 2,715.48 : x
  2. Step 2: Convert to fraction form
    4,953.66/6,835.89 = 2,715.48/x
  3. Step 3: Cross multiply
    4,953.66x = 6,835.89 × 2,715.48
  4. Step 4: Simplify right side
    4,953.66x = 18,562,722.58
  5. Step 5: Solve for x
    x = 18,562,722.58/4,953.66
  6. Step 6: Final answer
    x = 3,747.27

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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.