Home / 8,585.13-11,847.74-4,808.29

Finding the Fourth Proportional to 8,585.13, 11,847.74 and 4,808.29

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Solution

The fourth proportional to 8,585.13, 11,847.74 and 4,808.29 is: 6,635.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,585.13 : 11,847.74 = 4,808.29 : x
  2. Step 2: Convert to fraction form
    8,585.13/11,847.74 = 4,808.29/x
  3. Step 3: Cross multiply
    8,585.13x = 11,847.74 × 4,808.29
  4. Step 4: Simplify right side
    8,585.13x = 56,967,352.17
  5. Step 5: Solve for x
    x = 56,967,352.17/8,585.13
  6. Step 6: Final answer
    x = 6,635.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.