Home / 10,329.06-15,484.96-4,786.38

Finding the Fourth Proportional to 10,329.06, 15,484.96 and 4,786.38

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Solution

The fourth proportional to 10,329.06, 15,484.96 and 4,786.38 is: 7,175.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,329.06 : 15,484.96 = 4,786.38 : x
  2. Step 2: Convert to fraction form
    10,329.06/15,484.96 = 4,786.38/x
  3. Step 3: Cross multiply
    10,329.06x = 15,484.96 × 4,786.38
  4. Step 4: Simplify right side
    10,329.06x = 74,116,908.83
  5. Step 5: Solve for x
    x = 74,116,908.83/10,329.06
  6. Step 6: Final answer
    x = 7,175.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.