Home / 10,688.76-16,037.39-4,113.18

Finding the Fourth Proportional to 10,688.76, 16,037.39 and 4,113.18

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Solution

The fourth proportional to 10,688.76, 16,037.39 and 4,113.18 is: 6,171.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,688.76 : 16,037.39 = 4,113.18 : x
  2. Step 2: Convert to fraction form
    10,688.76/16,037.39 = 4,113.18/x
  3. Step 3: Cross multiply
    10,688.76x = 16,037.39 × 4,113.18
  4. Step 4: Simplify right side
    10,688.76x = 65,964,682.08
  5. Step 5: Solve for x
    x = 65,964,682.08/10,688.76
  6. Step 6: Final answer
    x = 6,171.41

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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.