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Finding the Fourth Proportional to 8,564.08, 11,817.48 and 4,838.08

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Solution

The fourth proportional to 8,564.08, 11,817.48 and 4,838.08 is: 6,676.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,564.08 : 11,817.48 = 4,838.08 : x
  2. Step 2: Convert to fraction form
    8,564.08/11,817.48 = 4,838.08/x
  3. Step 3: Cross multiply
    8,564.08x = 11,817.48 × 4,838.08
  4. Step 4: Simplify right side
    8,564.08x = 57,173,913.64
  5. Step 5: Solve for x
    x = 57,173,913.64/8,564.08
  6. Step 6: Final answer
    x = 6,676.01

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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.