Home / 10,455.47-14,426.39-6,205.94

Finding the Fourth Proportional to 10,455.47, 14,426.39 and 6,205.94

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Solution

The fourth proportional to 10,455.47, 14,426.39 and 6,205.94 is: 8,562.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,455.47 : 14,426.39 = 6,205.94 : x
  2. Step 2: Convert to fraction form
    10,455.47/14,426.39 = 6,205.94/x
  3. Step 3: Cross multiply
    10,455.47x = 14,426.39 × 6,205.94
  4. Step 4: Simplify right side
    10,455.47x = 89,529,207.59
  5. Step 5: Solve for x
    x = 89,529,207.59/10,455.47
  6. Step 6: Final answer
    x = 8,562.90

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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.