Home / 10,604.24-14,634.36-6,128.60

Finding the Fourth Proportional to 10,604.24, 14,634.36 and 6,128.60

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Solution

The fourth proportional to 10,604.24, 14,634.36 and 6,128.60 is: 8,457.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,604.24 : 14,634.36 = 6,128.60 : x
  2. Step 2: Convert to fraction form
    10,604.24/14,634.36 = 6,128.60/x
  3. Step 3: Cross multiply
    10,604.24x = 14,634.36 × 6,128.60
  4. Step 4: Simplify right side
    10,604.24x = 89,688,138.70
  5. Step 5: Solve for x
    x = 89,688,138.70/10,604.24
  6. Step 6: Final answer
    x = 8,457.76

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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.