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Finding the Fourth Proportional to 4,931.63, 6,803.63 and 3,253.85

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Solution

The fourth proportional to 4,931.63, 6,803.63 and 3,253.85 is: 4,488.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,931.63 : 6,803.63 = 3,253.85 : x
  2. Step 2: Convert to fraction form
    4,931.63/6,803.63 = 3,253.85/x
  3. Step 3: Cross multiply
    4,931.63x = 6,803.63 × 3,253.85
  4. Step 4: Simplify right side
    4,931.63x = 22,137,991.48
  5. Step 5: Solve for x
    x = 22,137,991.48/4,931.63
  6. Step 6: Final answer
    x = 4,488.98

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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.