Home / 8,529.55-12,792.74-3,602.65

Finding the Fourth Proportional to 8,529.55, 12,792.74 and 3,602.65

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Solution

The fourth proportional to 8,529.55, 12,792.74 and 3,602.65 is: 5,403.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,529.55 : 12,792.74 = 3,602.65 : x
  2. Step 2: Convert to fraction form
    8,529.55/12,792.74 = 3,602.65/x
  3. Step 3: Cross multiply
    8,529.55x = 12,792.74 × 3,602.65
  4. Step 4: Simplify right side
    8,529.55x = 46,087,774.73
  5. Step 5: Solve for x
    x = 46,087,774.73/8,529.55
  6. Step 6: Final answer
    x = 5,403.30

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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.