Home / 9,005.02-13,509.54-2,765.66

Finding the Fourth Proportional to 9,005.02, 13,509.54 and 2,765.66

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Solution

The fourth proportional to 9,005.02, 13,509.54 and 2,765.66 is: 4,149.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,005.02 : 13,509.54 = 2,765.66 : x
  2. Step 2: Convert to fraction form
    9,005.02/13,509.54 = 2,765.66/x
  3. Step 3: Cross multiply
    9,005.02x = 13,509.54 × 2,765.66
  4. Step 4: Simplify right side
    9,005.02x = 37,362,804.37
  5. Step 5: Solve for x
    x = 37,362,804.37/9,005.02
  6. Step 6: Final answer
    x = 4,149.11

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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.