Home / 10,685.29-16,030.28-4,114.57

Finding the Fourth Proportional to 10,685.29, 16,030.28 and 4,114.57

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Solution

The fourth proportional to 10,685.29, 16,030.28 and 4,114.57 is: 6,172.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,685.29 : 16,030.28 = 4,114.57 : x
  2. Step 2: Convert to fraction form
    10,685.29/16,030.28 = 4,114.57/x
  3. Step 3: Cross multiply
    10,685.29x = 16,030.28 × 4,114.57
  4. Step 4: Simplify right side
    10,685.29x = 65,957,709.18
  5. Step 5: Solve for x
    x = 65,957,709.18/10,685.29
  6. Step 6: Final answer
    x = 6,172.76

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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.