Home / 7,916.56-10,926.77-4,935.86

Finding the Fourth Proportional to 7,916.56, 10,926.77 and 4,935.86

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Solution

The fourth proportional to 7,916.56, 10,926.77 and 4,935.86 is: 6,812.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,916.56 : 10,926.77 = 4,935.86 : x
  2. Step 2: Convert to fraction form
    7,916.56/10,926.77 = 4,935.86/x
  3. Step 3: Cross multiply
    7,916.56x = 10,926.77 × 4,935.86
  4. Step 4: Simplify right side
    7,916.56x = 53,933,006.97
  5. Step 5: Solve for x
    x = 53,933,006.97/7,916.56
  6. Step 6: Final answer
    x = 6,812.68

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1.5x scale

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.