Home / 8,890.08-13,330.64-2,964.86

Finding the Fourth Proportional to 8,890.08, 13,330.64 and 2,964.86

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Solution

The fourth proportional to 8,890.08, 13,330.64 and 2,964.86 is: 4,445.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,890.08 : 13,330.64 = 2,964.86 : x
  2. Step 2: Convert to fraction form
    8,890.08/13,330.64 = 2,964.86/x
  3. Step 3: Cross multiply
    8,890.08x = 13,330.64 × 2,964.86
  4. Step 4: Simplify right side
    8,890.08x = 39,523,466.49
  5. Step 5: Solve for x
    x = 39,523,466.49/8,890.08
  6. Step 6: Final answer
    x = 4,445.80

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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.