Home / 5,344.85-7,376.47-3,107.77

Finding the Fourth Proportional to 5,344.85, 7,376.47 and 3,107.77

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Solution

The fourth proportional to 5,344.85, 7,376.47 and 3,107.77 is: 4,289.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,344.85 : 7,376.47 = 3,107.77 : x
  2. Step 2: Convert to fraction form
    5,344.85/7,376.47 = 3,107.77/x
  3. Step 3: Cross multiply
    5,344.85x = 7,376.47 × 3,107.77
  4. Step 4: Simplify right side
    5,344.85x = 22,924,345.96
  5. Step 5: Solve for x
    x = 22,924,345.96/5,344.85
  6. Step 6: Final answer
    x = 4,289.05

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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.