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Finding the Fourth Proportional to 8,593.79, 11,858.38 and 4,816.08

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Solution

The fourth proportional to 8,593.79, 11,858.38 and 4,816.08 is: 6,645.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,593.79 : 11,858.38 = 4,816.08 : x
  2. Step 2: Convert to fraction form
    8,593.79/11,858.38 = 4,816.08/x
  3. Step 3: Cross multiply
    8,593.79x = 11,858.38 × 4,816.08
  4. Step 4: Simplify right side
    8,593.79x = 57,110,894.71
  5. Step 5: Solve for x
    x = 57,110,894.71/8,593.79
  6. Step 6: Final answer
    x = 6,645.60

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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.