Home / 9,428.60-14,148.38-3,882.50

Finding the Fourth Proportional to 9,428.60, 14,148.38 and 3,882.50

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Solution

The fourth proportional to 9,428.60, 14,148.38 and 3,882.50 is: 5,826.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,428.60 : 14,148.38 = 3,882.50 : x
  2. Step 2: Convert to fraction form
    9,428.60/14,148.38 = 3,882.50/x
  3. Step 3: Cross multiply
    9,428.60x = 14,148.38 × 3,882.50
  4. Step 4: Simplify right side
    9,428.60x = 54,931,085.35
  5. Step 5: Solve for x
    x = 54,931,085.35/9,428.60
  6. Step 6: Final answer
    x = 5,826.01

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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.