Home / 8,890.34-13,330.02-3,818.49

Finding the Fourth Proportional to 8,890.34, 13,330.02 and 3,818.49

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Solution

The fourth proportional to 8,890.34, 13,330.02 and 3,818.49 is: 5,725.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,890.34 : 13,330.02 = 3,818.49 : x
  2. Step 2: Convert to fraction form
    8,890.34/13,330.02 = 3,818.49/x
  3. Step 3: Cross multiply
    8,890.34x = 13,330.02 × 3,818.49
  4. Step 4: Simplify right side
    8,890.34x = 50,900,548.07
  5. Step 5: Solve for x
    x = 50,900,548.07/8,890.34
  6. Step 6: Final answer
    x = 5,725.38

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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.