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Finding the Fourth Proportional to 3,690.95, 5,094.50 and 2,495.39

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Solution

The fourth proportional to 3,690.95, 5,094.50 and 2,495.39 is: 3,444.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,690.95 : 5,094.50 = 2,495.39 : x
  2. Step 2: Convert to fraction form
    3,690.95/5,094.50 = 2,495.39/x
  3. Step 3: Cross multiply
    3,690.95x = 5,094.50 × 2,495.39
  4. Step 4: Simplify right side
    3,690.95x = 12,712,726.41
  5. Step 5: Solve for x
    x = 12,712,726.41/3,690.95
  6. Step 6: Final answer
    x = 3,444.30

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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.