Home / 5,344.31-7,377.21-4,783.79

Finding the Fourth Proportional to 5,344.31, 7,377.21 and 4,783.79

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Solution

The fourth proportional to 5,344.31, 7,377.21 and 4,783.79 is: 6,603.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,344.31 : 7,377.21 = 4,783.79 : x
  2. Step 2: Convert to fraction form
    5,344.31/7,377.21 = 4,783.79/x
  3. Step 3: Cross multiply
    5,344.31x = 7,377.21 × 4,783.79
  4. Step 4: Simplify right side
    5,344.31x = 35,291,023.43
  5. Step 5: Solve for x
    x = 35,291,023.43/5,344.31
  6. Step 6: Final answer
    x = 6,603.48

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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.