Home / 5,509.47-7,605.09-4,025.01

Finding the Fourth Proportional to 5,509.47, 7,605.09 and 4,025.01

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Solution

The fourth proportional to 5,509.47, 7,605.09 and 4,025.01 is: 5,555.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,509.47 : 7,605.09 = 4,025.01 : x
  2. Step 2: Convert to fraction form
    5,509.47/7,605.09 = 4,025.01/x
  3. Step 3: Cross multiply
    5,509.47x = 7,605.09 × 4,025.01
  4. Step 4: Simplify right side
    5,509.47x = 30,610,563.30
  5. Step 5: Solve for x
    x = 30,610,563.30/5,509.47
  6. Step 6: Final answer
    x = 5,555.99

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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.