Home / 8,941.10-13,421.46-7,104.02

Finding the Fourth Proportional to 8,941.10, 13,421.46 and 7,104.02

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Solution

The fourth proportional to 8,941.10, 13,421.46 and 7,104.02 is: 10,663.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,941.10 : 13,421.46 = 7,104.02 : x
  2. Step 2: Convert to fraction form
    8,941.10/13,421.46 = 7,104.02/x
  3. Step 3: Cross multiply
    8,941.10x = 13,421.46 × 7,104.02
  4. Step 4: Simplify right side
    8,941.10x = 95,346,320.27
  5. Step 5: Solve for x
    x = 95,346,320.27/8,941.10
  6. Step 6: Final answer
    x = 10,663.82

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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.