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Finding the Fourth Proportional to 3,530.03, 5,295.81 and 1,064.66

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Solution

The fourth proportional to 3,530.03, 5,295.81 and 1,064.66 is: 1,597.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,530.03 : 5,295.81 = 1,064.66 : x
  2. Step 2: Convert to fraction form
    3,530.03/5,295.81 = 1,064.66/x
  3. Step 3: Cross multiply
    3,530.03x = 5,295.81 × 1,064.66
  4. Step 4: Simplify right side
    3,530.03x = 5,638,210.60
  5. Step 5: Solve for x
    x = 5,638,210.60/3,530.03
  6. Step 6: Final answer
    x = 1,597.22

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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.