Home / 3,433.94-5,145.99-1,870.53

Finding the Fourth Proportional to 3,433.94, 5,145.99 and 1,870.53

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Solution

The fourth proportional to 3,433.94, 5,145.99 and 1,870.53 is: 2,803.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,433.94 : 5,145.99 = 1,870.53 : x
  2. Step 2: Convert to fraction form
    3,433.94/5,145.99 = 1,870.53/x
  3. Step 3: Cross multiply
    3,433.94x = 5,145.99 × 1,870.53
  4. Step 4: Simplify right side
    3,433.94x = 9,625,728.67
  5. Step 5: Solve for x
    x = 9,625,728.67/3,433.94
  6. Step 6: Final answer
    x = 2,803.11

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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.