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Finding the Fourth Proportional to 5,969.06, 8,953.86 and 1,809.67

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Solution

The fourth proportional to 5,969.06, 8,953.86 and 1,809.67 is: 2,714.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,969.06 : 8,953.86 = 1,809.67 : x
  2. Step 2: Convert to fraction form
    5,969.06/8,953.86 = 1,809.67/x
  3. Step 3: Cross multiply
    5,969.06x = 8,953.86 × 1,809.67
  4. Step 4: Simplify right side
    5,969.06x = 16,203,531.83
  5. Step 5: Solve for x
    x = 16,203,531.83/5,969.06
  6. Step 6: Final answer
    x = 2,714.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.