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Finding the Fourth Proportional to 3,566.58, 5,349.93 and 969.45

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Solution

The fourth proportional to 3,566.58, 5,349.93 and 969.45 is: 1,454.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,566.58 : 5,349.93 = 969.45 : x
  2. Step 2: Convert to fraction form
    3,566.58/5,349.93 = 969.45/x
  3. Step 3: Cross multiply
    3,566.58x = 5,349.93 × 969.45
  4. Step 4: Simplify right side
    3,566.58x = 5,186,489.64
  5. Step 5: Solve for x
    x = 5,186,489.64/3,566.58
  6. Step 6: Final answer
    x = 1,454.19

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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.