Home / 9,278.19-13,915.77-3,038.11

Finding the Fourth Proportional to 9,278.19, 13,915.77 and 3,038.11

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Solution

The fourth proportional to 9,278.19, 13,915.77 and 3,038.11 is: 4,556.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,278.19 : 13,915.77 = 3,038.11 : x
  2. Step 2: Convert to fraction form
    9,278.19/13,915.77 = 3,038.11/x
  3. Step 3: Cross multiply
    9,278.19x = 13,915.77 × 3,038.11
  4. Step 4: Simplify right side
    9,278.19x = 42,277,639.99
  5. Step 5: Solve for x
    x = 42,277,639.99/9,278.19
  6. Step 6: Final answer
    x = 4,556.67

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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.