Home / 3,328.98-4,994.28-1,137.12

Finding the Fourth Proportional to 3,328.98, 4,994.28 and 1,137.12

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Solution

The fourth proportional to 3,328.98, 4,994.28 and 1,137.12 is: 1,705.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,328.98 : 4,994.28 = 1,137.12 : x
  2. Step 2: Convert to fraction form
    3,328.98/4,994.28 = 1,137.12/x
  3. Step 3: Cross multiply
    3,328.98x = 4,994.28 × 1,137.12
  4. Step 4: Simplify right side
    3,328.98x = 5,679,095.67
  5. Step 5: Solve for x
    x = 5,679,095.67/3,328.98
  6. Step 6: Final answer
    x = 1,705.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.