Home / 9,378.28-14,069.24-4,184.16

Finding the Fourth Proportional to 9,378.28, 14,069.24 and 4,184.16

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Solution

The fourth proportional to 9,378.28, 14,069.24 and 4,184.16 is: 6,277.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,378.28 : 14,069.24 = 4,184.16 : x
  2. Step 2: Convert to fraction form
    9,378.28/14,069.24 = 4,184.16/x
  3. Step 3: Cross multiply
    9,378.28x = 14,069.24 × 4,184.16
  4. Step 4: Simplify right side
    9,378.28x = 58,867,916.78
  5. Step 5: Solve for x
    x = 58,867,916.78/9,378.28
  6. Step 6: Final answer
    x = 6,277.05

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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.