Home / 5,396.68-7,447.24-3,038.77

Finding the Fourth Proportional to 5,396.68, 7,447.24 and 3,038.77

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Solution

The fourth proportional to 5,396.68, 7,447.24 and 3,038.77 is: 4,193.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,396.68 : 7,447.24 = 3,038.77 : x
  2. Step 2: Convert to fraction form
    5,396.68/7,447.24 = 3,038.77/x
  3. Step 3: Cross multiply
    5,396.68x = 7,447.24 × 3,038.77
  4. Step 4: Simplify right side
    5,396.68x = 22,630,449.49
  5. Step 5: Solve for x
    x = 22,630,449.49/5,396.68
  6. Step 6: Final answer
    x = 4,193.40

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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.