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Finding the Fourth Proportional to 5,904.20, 8,852.20 and 2,615.52

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Solution

The fourth proportional to 5,904.20, 8,852.20 and 2,615.52 is: 3,921.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,904.20 : 8,852.20 = 2,615.52 : x
  2. Step 2: Convert to fraction form
    5,904.20/8,852.20 = 2,615.52/x
  3. Step 3: Cross multiply
    5,904.20x = 8,852.20 × 2,615.52
  4. Step 4: Simplify right side
    5,904.20x = 23,153,106.14
  5. Step 5: Solve for x
    x = 23,153,106.14/5,904.20
  6. Step 6: Final answer
    x = 3,921.46

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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.