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Finding the Fourth Proportional to 8,594.72, 11,859.65 and 5,236.32

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Solution

The fourth proportional to 8,594.72, 11,859.65 and 5,236.32 is: 7,225.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,594.72 : 11,859.65 = 5,236.32 : x
  2. Step 2: Convert to fraction form
    8,594.72/11,859.65 = 5,236.32/x
  3. Step 3: Cross multiply
    8,594.72x = 11,859.65 × 5,236.32
  4. Step 4: Simplify right side
    8,594.72x = 62,100,922.49
  5. Step 5: Solve for x
    x = 62,100,922.49/8,594.72
  6. Step 6: Final answer
    x = 7,225.47

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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.