Home / 9,690.40-14,535.60-3,532.96

Finding the Fourth Proportional to 9,690.40, 14,535.60 and 3,532.96

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Solution

The fourth proportional to 9,690.40, 14,535.60 and 3,532.96 is: 5,299.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,690.40 : 14,535.60 = 3,532.96 : x
  2. Step 2: Convert to fraction form
    9,690.40/14,535.60 = 3,532.96/x
  3. Step 3: Cross multiply
    9,690.40x = 14,535.60 × 3,532.96
  4. Step 4: Simplify right side
    9,690.40x = 51,353,693.38
  5. Step 5: Solve for x
    x = 51,353,693.38/9,690.40
  6. Step 6: Final answer
    x = 5,299.44

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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.