Home / 10,206.36-14,093.64-6,436.26

Finding the Fourth Proportional to 10,206.36, 14,093.64 and 6,436.26

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Solution

The fourth proportional to 10,206.36, 14,093.64 and 6,436.26 is: 8,887.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,206.36 : 14,093.64 = 6,436.26 : x
  2. Step 2: Convert to fraction form
    10,206.36/14,093.64 = 6,436.26/x
  3. Step 3: Cross multiply
    10,206.36x = 14,093.64 × 6,436.26
  4. Step 4: Simplify right side
    10,206.36x = 90,710,331.39
  5. Step 5: Solve for x
    x = 90,710,331.39/10,206.36
  6. Step 6: Final answer
    x = 8,887.63

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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.