Home / 9,424.26-14,135.40-4,742.36

Finding the Fourth Proportional to 9,424.26, 14,135.40 and 4,742.36

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Solution

The fourth proportional to 9,424.26, 14,135.40 and 4,742.36 is: 7,113.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,424.26 : 14,135.40 = 4,742.36 : x
  2. Step 2: Convert to fraction form
    9,424.26/14,135.40 = 4,742.36/x
  3. Step 3: Cross multiply
    9,424.26x = 14,135.40 × 4,742.36
  4. Step 4: Simplify right side
    9,424.26x = 67,035,084.87
  5. Step 5: Solve for x
    x = 67,035,084.87/9,424.26
  6. Step 6: Final answer
    x = 7,113.03

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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.