Home / 9,428.85-14,142.29-4,746.96

Finding the Fourth Proportional to 9,428.85, 14,142.29 and 4,746.96

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Solution

The fourth proportional to 9,428.85, 14,142.29 and 4,746.96 is: 7,119.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,428.85 : 14,142.29 = 4,746.96 : x
  2. Step 2: Convert to fraction form
    9,428.85/14,142.29 = 4,746.96/x
  3. Step 3: Cross multiply
    9,428.85x = 14,142.29 × 4,746.96
  4. Step 4: Simplify right side
    9,428.85x = 67,132,861.20
  5. Step 5: Solve for x
    x = 67,132,861.20/9,428.85
  6. Step 6: Final answer
    x = 7,119.94

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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.