Home / 9,419.79-14,126.43-4,737.99

Finding the Fourth Proportional to 9,419.79, 14,126.43 and 4,737.99

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Solution

The fourth proportional to 9,419.79, 14,126.43 and 4,737.99 is: 7,105.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,419.79 : 14,126.43 = 4,737.99 : x
  2. Step 2: Convert to fraction form
    9,419.79/14,126.43 = 4,737.99/x
  3. Step 3: Cross multiply
    9,419.79x = 14,126.43 × 4,737.99
  4. Step 4: Simplify right side
    9,419.79x = 66,930,884.08
  5. Step 5: Solve for x
    x = 66,930,884.08/9,419.79
  6. Step 6: Final answer
    x = 7,105.35

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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.