Home / 10,908.36-15,054.80-6,193.53

Finding the Fourth Proportional to 10,908.36, 15,054.80 and 6,193.53

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Solution

The fourth proportional to 10,908.36, 15,054.80 and 6,193.53 is: 8,547.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,908.36 : 15,054.80 = 6,193.53 : x
  2. Step 2: Convert to fraction form
    10,908.36/15,054.80 = 6,193.53/x
  3. Step 3: Cross multiply
    10,908.36x = 15,054.80 × 6,193.53
  4. Step 4: Simplify right side
    10,908.36x = 93,242,324.48
  5. Step 5: Solve for x
    x = 93,242,324.48/10,908.36
  6. Step 6: Final answer
    x = 8,547.79

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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.