Home / 5,370.60-8,052.30-2,447.40

Finding the Fourth Proportional to 5,370.60, 8,052.30 and 2,447.40

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Solution

The fourth proportional to 5,370.60, 8,052.30 and 2,447.40 is: 3,669.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,370.60 : 8,052.30 = 2,447.40 : x
  2. Step 2: Convert to fraction form
    5,370.60/8,052.30 = 2,447.40/x
  3. Step 3: Cross multiply
    5,370.60x = 8,052.30 × 2,447.40
  4. Step 4: Simplify right side
    5,370.60x = 19,707,199.02
  5. Step 5: Solve for x
    x = 19,707,199.02/5,370.60
  6. Step 6: Final answer
    x = 3,669.46

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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.