Home / 9,216.18-12,715.14-5,630.16

Finding the Fourth Proportional to 9,216.18, 12,715.14 and 5,630.16

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Solution

The fourth proportional to 9,216.18, 12,715.14 and 5,630.16 is: 7,767.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,216.18 : 12,715.14 = 5,630.16 : x
  2. Step 2: Convert to fraction form
    9,216.18/12,715.14 = 5,630.16/x
  3. Step 3: Cross multiply
    9,216.18x = 12,715.14 × 5,630.16
  4. Step 4: Simplify right side
    9,216.18x = 71,588,272.62
  5. Step 5: Solve for x
    x = 71,588,272.62/9,216.18
  6. Step 6: Final answer
    x = 7,767.67

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.