Home / 10,236.36-14,141.26-6,878.12

Finding the Fourth Proportional to 10,236.36, 14,141.26 and 6,878.12

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Solution

The fourth proportional to 10,236.36, 14,141.26 and 6,878.12 is: 9,501.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,236.36 : 14,141.26 = 6,878.12 : x
  2. Step 2: Convert to fraction form
    10,236.36/14,141.26 = 6,878.12/x
  3. Step 3: Cross multiply
    10,236.36x = 14,141.26 × 6,878.12
  4. Step 4: Simplify right side
    10,236.36x = 97,265,283.23
  5. Step 5: Solve for x
    x = 97,265,283.23/10,236.36
  6. Step 6: Final answer
    x = 9,501.94

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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.