Home / 11,336.56-15,643.80-6,300.49

Finding the Fourth Proportional to 11,336.56, 15,643.80 and 6,300.49

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Solution

The fourth proportional to 11,336.56, 15,643.80 and 6,300.49 is: 8,694.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,336.56 : 15,643.80 = 6,300.49 : x
  2. Step 2: Convert to fraction form
    11,336.56/15,643.80 = 6,300.49/x
  3. Step 3: Cross multiply
    11,336.56x = 15,643.80 × 6,300.49
  4. Step 4: Simplify right side
    11,336.56x = 98,563,605.46
  5. Step 5: Solve for x
    x = 98,563,605.46/11,336.56
  6. Step 6: Final answer
    x = 8,694.31

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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.