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Finding the Fourth Proportional to 3,496.86, 4,827.06 and 2,657.70

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Solution

The fourth proportional to 3,496.86, 4,827.06 and 2,657.70 is: 3,668.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,496.86 : 4,827.06 = 2,657.70 : x
  2. Step 2: Convert to fraction form
    3,496.86/4,827.06 = 2,657.70/x
  3. Step 3: Cross multiply
    3,496.86x = 4,827.06 × 2,657.70
  4. Step 4: Simplify right side
    3,496.86x = 12,828,877.36
  5. Step 5: Solve for x
    x = 12,828,877.36/3,496.86
  6. Step 6: Final answer
    x = 3,668.68

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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.