Home / 9,424.16-14,130.64-3,581.20

Finding the Fourth Proportional to 9,424.16, 14,130.64 and 3,581.20

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Solution

The fourth proportional to 9,424.16, 14,130.64 and 3,581.20 is: 5,369.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,424.16 : 14,130.64 = 3,581.20 : x
  2. Step 2: Convert to fraction form
    9,424.16/14,130.64 = 3,581.20/x
  3. Step 3: Cross multiply
    9,424.16x = 14,130.64 × 3,581.20
  4. Step 4: Simplify right side
    9,424.16x = 50,604,647.97
  5. Step 5: Solve for x
    x = 50,604,647.97/9,424.16
  6. Step 6: Final answer
    x = 5,369.67

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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.