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Finding the Fourth Proportional to 5,581.81, 7,696.26 and 3,592.45

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Solution

The fourth proportional to 5,581.81, 7,696.26 and 3,592.45 is: 4,953.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,581.81 : 7,696.26 = 3,592.45 : x
  2. Step 2: Convert to fraction form
    5,581.81/7,696.26 = 3,592.45/x
  3. Step 3: Cross multiply
    5,581.81x = 7,696.26 × 3,592.45
  4. Step 4: Simplify right side
    5,581.81x = 27,648,429.24
  5. Step 5: Solve for x
    x = 27,648,429.24/5,581.81
  6. Step 6: Final answer
    x = 4,953.31

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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.