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Finding the Fourth Proportional to 5,798.44, 8,650.64 and 5,322.70

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Solution

The fourth proportional to 5,798.44, 8,650.64 and 5,322.70 is: 7,940.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,798.44 : 8,650.64 = 5,322.70 : x
  2. Step 2: Convert to fraction form
    5,798.44/8,650.64 = 5,322.70/x
  3. Step 3: Cross multiply
    5,798.44x = 8,650.64 × 5,322.70
  4. Step 4: Simplify right side
    5,798.44x = 46,044,761.53
  5. Step 5: Solve for x
    x = 46,044,761.53/5,798.44
  6. Step 6: Final answer
    x = 7,940.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.