Home / 7,911.26-10,916.58-4,373.98

Finding the Fourth Proportional to 7,911.26, 10,916.58 and 4,373.98

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Solution

The fourth proportional to 7,911.26, 10,916.58 and 4,373.98 is: 6,035.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,911.26 : 10,916.58 = 4,373.98 : x
  2. Step 2: Convert to fraction form
    7,911.26/10,916.58 = 4,373.98/x
  3. Step 3: Cross multiply
    7,911.26x = 10,916.58 × 4,373.98
  4. Step 4: Simplify right side
    7,911.26x = 47,748,902.59
  5. Step 5: Solve for x
    x = 47,748,902.59/7,911.26
  6. Step 6: Final answer
    x = 6,035.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.