Home / 8,890.15-12,268.44-4,857.03

Finding the Fourth Proportional to 8,890.15, 12,268.44 and 4,857.03

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Solution

The fourth proportional to 8,890.15, 12,268.44 and 4,857.03 is: 6,702.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,890.15 : 12,268.44 = 4,857.03 : x
  2. Step 2: Convert to fraction form
    8,890.15/12,268.44 = 4,857.03/x
  3. Step 3: Cross multiply
    8,890.15x = 12,268.44 × 4,857.03
  4. Step 4: Simplify right side
    8,890.15x = 59,588,181.13
  5. Step 5: Solve for x
    x = 59,588,181.13/8,890.15
  6. Step 6: Final answer
    x = 6,702.72

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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.