Home / 11,253.47-16,871.07-4,684.57

Finding the Fourth Proportional to 11,253.47, 16,871.07 and 4,684.57

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Solution

The fourth proportional to 11,253.47, 16,871.07 and 4,684.57 is: 7,023.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,253.47 : 16,871.07 = 4,684.57 : x
  2. Step 2: Convert to fraction form
    11,253.47/16,871.07 = 4,684.57/x
  3. Step 3: Cross multiply
    11,253.47x = 16,871.07 × 4,684.57
  4. Step 4: Simplify right side
    11,253.47x = 79,033,708.39
  5. Step 5: Solve for x
    x = 79,033,708.39/11,253.47
  6. Step 6: Final answer
    x = 7,023.05

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1.5x scale

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.