Home / 10,655.97-14,705.43-5,939.74

Finding the Fourth Proportional to 10,655.97, 14,705.43 and 5,939.74

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Solution

The fourth proportional to 10,655.97, 14,705.43 and 5,939.74 is: 8,196.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,655.97 : 14,705.43 = 5,939.74 : x
  2. Step 2: Convert to fraction form
    10,655.97/14,705.43 = 5,939.74/x
  3. Step 3: Cross multiply
    10,655.97x = 14,705.43 × 5,939.74
  4. Step 4: Simplify right side
    10,655.97x = 87,346,430.79
  5. Step 5: Solve for x
    x = 87,346,430.79/10,655.97
  6. Step 6: Final answer
    x = 8,196.95

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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.