Home / 10,464.51-15,683.41-4,905.59

Finding the Fourth Proportional to 10,464.51, 15,683.41 and 4,905.59

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Solution

The fourth proportional to 10,464.51, 15,683.41 and 4,905.59 is: 7,352.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,464.51 : 15,683.41 = 4,905.59 : x
  2. Step 2: Convert to fraction form
    10,464.51/15,683.41 = 4,905.59/x
  3. Step 3: Cross multiply
    10,464.51x = 15,683.41 × 4,905.59
  4. Step 4: Simplify right side
    10,464.51x = 76,936,379.26
  5. Step 5: Solve for x
    x = 76,936,379.26/10,464.51
  6. Step 6: Final answer
    x = 7,352.12

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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.