Home / 2,247.89-3,368.93-1,553.45

Finding the Fourth Proportional to 2,247.89, 3,368.93 and 1,553.45

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Solution

The fourth proportional to 2,247.89, 3,368.93 and 1,553.45 is: 2,328.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,247.89 : 3,368.93 = 1,553.45 : x
  2. Step 2: Convert to fraction form
    2,247.89/3,368.93 = 1,553.45/x
  3. Step 3: Cross multiply
    2,247.89x = 3,368.93 × 1,553.45
  4. Step 4: Simplify right side
    2,247.89x = 5,233,464.31
  5. Step 5: Solve for x
    x = 5,233,464.31/2,247.89
  6. Step 6: Final answer
    x = 2,328.17

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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.