Home / 5,244.45-7,859.34-2,905.53

Finding the Fourth Proportional to 5,244.45, 7,859.34 and 2,905.53

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Solution

The fourth proportional to 5,244.45, 7,859.34 and 2,905.53 is: 4,354.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,244.45 : 7,859.34 = 2,905.53 : x
  2. Step 2: Convert to fraction form
    5,244.45/7,859.34 = 2,905.53/x
  3. Step 3: Cross multiply
    5,244.45x = 7,859.34 × 2,905.53
  4. Step 4: Simplify right side
    5,244.45x = 22,835,548.15
  5. Step 5: Solve for x
    x = 22,835,548.15/5,244.45
  6. Step 6: Final answer
    x = 4,354.23

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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.