Home / 5,130.96-7,696.52-1,433.10

Finding the Fourth Proportional to 5,130.96, 7,696.52 and 1,433.10

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Solution

The fourth proportional to 5,130.96, 7,696.52 and 1,433.10 is: 2,149.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,130.96 : 7,696.52 = 1,433.10 : x
  2. Step 2: Convert to fraction form
    5,130.96/7,696.52 = 1,433.10/x
  3. Step 3: Cross multiply
    5,130.96x = 7,696.52 × 1,433.10
  4. Step 4: Simplify right side
    5,130.96x = 11,029,882.81
  5. Step 5: Solve for x
    x = 11,029,882.81/5,130.96
  6. Step 6: Final answer
    x = 2,149.67

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.