Home / 10,313.43-14,196.57-8,901.60

Finding the Fourth Proportional to 10,313.43, 14,196.57 and 8,901.60

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Solution

The fourth proportional to 10,313.43, 14,196.57 and 8,901.60 is: 12,253.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,313.43 : 14,196.57 = 8,901.60 : x
  2. Step 2: Convert to fraction form
    10,313.43/14,196.57 = 8,901.60/x
  3. Step 3: Cross multiply
    10,313.43x = 14,196.57 × 8,901.60
  4. Step 4: Simplify right side
    10,313.43x = 126,372,187.51
  5. Step 5: Solve for x
    x = 126,372,187.51/10,313.43
  6. Step 6: Final answer
    x = 12,253.17

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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.