Home / 5,328.79-7,354.43-3,841.63

Finding the Fourth Proportional to 5,328.79, 7,354.43 and 3,841.63

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Solution

The fourth proportional to 5,328.79, 7,354.43 and 3,841.63 is: 5,301.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,328.79 : 7,354.43 = 3,841.63 : x
  2. Step 2: Convert to fraction form
    5,328.79/7,354.43 = 3,841.63/x
  3. Step 3: Cross multiply
    5,328.79x = 7,354.43 × 3,841.63
  4. Step 4: Simplify right side
    5,328.79x = 28,252,998.92
  5. Step 5: Solve for x
    x = 28,252,998.92/5,328.79
  6. Step 6: Final answer
    x = 5,301.95

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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.