Home / 7,884.07-10,884.17-4,903.61

Finding the Fourth Proportional to 7,884.07, 10,884.17 and 4,903.61

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Solution

The fourth proportional to 7,884.07, 10,884.17 and 4,903.61 is: 6,769.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,884.07 : 10,884.17 = 4,903.61 : x
  2. Step 2: Convert to fraction form
    7,884.07/10,884.17 = 4,903.61/x
  3. Step 3: Cross multiply
    7,884.07x = 10,884.17 × 4,903.61
  4. Step 4: Simplify right side
    7,884.07x = 53,371,682.69
  5. Step 5: Solve for x
    x = 53,371,682.69/7,884.07
  6. Step 6: Final answer
    x = 6,769.56

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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.