Home / 5,717.90-8,573.20-2,429.30

Finding the Fourth Proportional to 5,717.90, 8,573.20 and 2,429.30

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Solution

The fourth proportional to 5,717.90, 8,573.20 and 2,429.30 is: 3,642.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,717.90 : 8,573.20 = 2,429.30 : x
  2. Step 2: Convert to fraction form
    5,717.90/8,573.20 = 2,429.30/x
  3. Step 3: Cross multiply
    5,717.90x = 8,573.20 × 2,429.30
  4. Step 4: Simplify right side
    5,717.90x = 20,826,874.76
  5. Step 5: Solve for x
    x = 20,826,874.76/5,717.90
  6. Step 6: Final answer
    x = 3,642.40

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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.