Home / 8,702.08-12,005.96-4,924.85

Finding the Fourth Proportional to 8,702.08, 12,005.96 and 4,924.85

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Solution

The fourth proportional to 8,702.08, 12,005.96 and 4,924.85 is: 6,794.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,702.08 : 12,005.96 = 4,924.85 : x
  2. Step 2: Convert to fraction form
    8,702.08/12,005.96 = 4,924.85/x
  3. Step 3: Cross multiply
    8,702.08x = 12,005.96 × 4,924.85
  4. Step 4: Simplify right side
    8,702.08x = 59,127,467.45
  5. Step 5: Solve for x
    x = 59,127,467.45/8,702.08
  6. Step 6: Final answer
    x = 6,794.64

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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.