Home / 8,704.08-12,014.16-5,302.32

Finding the Fourth Proportional to 8,704.08, 12,014.16 and 5,302.32

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Solution

The fourth proportional to 8,704.08, 12,014.16 and 5,302.32 is: 7,318.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,704.08 : 12,014.16 = 5,302.32 : x
  2. Step 2: Convert to fraction form
    8,704.08/12,014.16 = 5,302.32/x
  3. Step 3: Cross multiply
    8,704.08x = 12,014.16 × 5,302.32
  4. Step 4: Simplify right side
    8,704.08x = 63,702,920.85
  5. Step 5: Solve for x
    x = 63,702,920.85/8,704.08
  6. Step 6: Final answer
    x = 7,318.74

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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.