Home / 8,397.18-12,586.55-3,464.15

Finding the Fourth Proportional to 8,397.18, 12,586.55 and 3,464.15

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Solution

The fourth proportional to 8,397.18, 12,586.55 and 3,464.15 is: 5,192.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,397.18 : 12,586.55 = 3,464.15 : x
  2. Step 2: Convert to fraction form
    8,397.18/12,586.55 = 3,464.15/x
  3. Step 3: Cross multiply
    8,397.18x = 12,586.55 × 3,464.15
  4. Step 4: Simplify right side
    8,397.18x = 43,601,616.93
  5. Step 5: Solve for x
    x = 43,601,616.93/8,397.18
  6. Step 6: Final answer
    x = 5,192.41

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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.