Home / 6,078.81-9,134.70-3,307.53

Finding the Fourth Proportional to 6,078.81, 9,134.70 and 3,307.53

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Solution

The fourth proportional to 6,078.81, 9,134.70 and 3,307.53 is: 4,970.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,078.81 : 9,134.70 = 3,307.53 : x
  2. Step 2: Convert to fraction form
    6,078.81/9,134.70 = 3,307.53/x
  3. Step 3: Cross multiply
    6,078.81x = 9,134.70 × 3,307.53
  4. Step 4: Simplify right side
    6,078.81x = 30,213,294.29
  5. Step 5: Solve for x
    x = 30,213,294.29/6,078.81
  6. Step 6: Final answer
    x = 4,970.26

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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.