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Finding the Fourth Proportional to 5,607.61, 7,741.61 and 3,370.04

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Solution

The fourth proportional to 5,607.61, 7,741.61 and 3,370.04 is: 4,652.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,607.61 : 7,741.61 = 3,370.04 : x
  2. Step 2: Convert to fraction form
    5,607.61/7,741.61 = 3,370.04/x
  3. Step 3: Cross multiply
    5,607.61x = 7,741.61 × 3,370.04
  4. Step 4: Simplify right side
    5,607.61x = 26,089,535.36
  5. Step 5: Solve for x
    x = 26,089,535.36/5,607.61
  6. Step 6: Final answer
    x = 4,652.52

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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.