Home / 9,885.52-14,829.90-4,688.56

Finding the Fourth Proportional to 9,885.52, 14,829.90 and 4,688.56

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Solution

The fourth proportional to 9,885.52, 14,829.90 and 4,688.56 is: 7,033.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,885.52 : 14,829.90 = 4,688.56 : x
  2. Step 2: Convert to fraction form
    9,885.52/14,829.90 = 4,688.56/x
  3. Step 3: Cross multiply
    9,885.52x = 14,829.90 × 4,688.56
  4. Step 4: Simplify right side
    9,885.52x = 69,530,875.94
  5. Step 5: Solve for x
    x = 69,530,875.94/9,885.52
  6. Step 6: Final answer
    x = 7,033.61

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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.