Home / 8,395.14-12,590.74-3,712.60

Finding the Fourth Proportional to 8,395.14, 12,590.74 and 3,712.60

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Solution

The fourth proportional to 8,395.14, 12,590.74 and 3,712.60 is: 5,568.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,395.14 : 12,590.74 = 3,712.60 : x
  2. Step 2: Convert to fraction form
    8,395.14/12,590.74 = 3,712.60/x
  3. Step 3: Cross multiply
    8,395.14x = 12,590.74 × 3,712.60
  4. Step 4: Simplify right side
    8,395.14x = 46,744,381.32
  5. Step 5: Solve for x
    x = 46,744,381.32/8,395.14
  6. Step 6: Final answer
    x = 5,568.03

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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.