Home / 9,005.02-13,507.53-3,814.54

Finding the Fourth Proportional to 9,005.02, 13,507.53 and 3,814.54

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Solution

The fourth proportional to 9,005.02, 13,507.53 and 3,814.54 is: 5,721.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,005.02 : 13,507.53 = 3,814.54 : x
  2. Step 2: Convert to fraction form
    9,005.02/13,507.53 = 3,814.54/x
  3. Step 3: Cross multiply
    9,005.02x = 13,507.53 × 3,814.54
  4. Step 4: Simplify right side
    9,005.02x = 51,525,013.49
  5. Step 5: Solve for x
    x = 51,525,013.49/9,005.02
  6. Step 6: Final answer
    x = 5,721.81

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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.