Home / 8,397.36-11,588.60-4,861.68

Finding the Fourth Proportional to 8,397.36, 11,588.60 and 4,861.68

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Solution

The fourth proportional to 8,397.36, 11,588.60 and 4,861.68 is: 6,709.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,397.36 : 11,588.60 = 4,861.68 : x
  2. Step 2: Convert to fraction form
    8,397.36/11,588.60 = 4,861.68/x
  3. Step 3: Cross multiply
    8,397.36x = 11,588.60 × 4,861.68
  4. Step 4: Simplify right side
    8,397.36x = 56,340,064.85
  5. Step 5: Solve for x
    x = 56,340,064.85/8,397.36
  6. Step 6: Final answer
    x = 6,709.26

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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.