Home / 8,890.94-13,332.12-4,207.07

Finding the Fourth Proportional to 8,890.94, 13,332.12 and 4,207.07

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Solution

The fourth proportional to 8,890.94, 13,332.12 and 4,207.07 is: 6,308.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,890.94 : 13,332.12 = 4,207.07 : x
  2. Step 2: Convert to fraction form
    8,890.94/13,332.12 = 4,207.07/x
  3. Step 3: Cross multiply
    8,890.94x = 13,332.12 × 4,207.07
  4. Step 4: Simplify right side
    8,890.94x = 56,089,095.43
  5. Step 5: Solve for x
    x = 56,089,095.43/8,890.94
  6. Step 6: Final answer
    x = 6,308.57

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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.