Home / 10,334.78-15,496.49-4,785.06

Finding the Fourth Proportional to 10,334.78, 15,496.49 and 4,785.06

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Solution

The fourth proportional to 10,334.78, 15,496.49 and 4,785.06 is: 7,174.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,334.78 : 15,496.49 = 4,785.06 : x
  2. Step 2: Convert to fraction form
    10,334.78/15,496.49 = 4,785.06/x
  3. Step 3: Cross multiply
    10,334.78x = 15,496.49 × 4,785.06
  4. Step 4: Simplify right side
    10,334.78x = 74,151,610.51
  5. Step 5: Solve for x
    x = 74,151,610.51/10,334.78
  6. Step 6: Final answer
    x = 7,174.96

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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.