Home / 7,200.03-9,935.73-4,013.16

Finding the Fourth Proportional to 7,200.03, 9,935.73 and 4,013.16

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Solution

The fourth proportional to 7,200.03, 9,935.73 and 4,013.16 is: 5,537.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,200.03 : 9,935.73 = 4,013.16 : x
  2. Step 2: Convert to fraction form
    7,200.03/9,935.73 = 4,013.16/x
  3. Step 3: Cross multiply
    7,200.03x = 9,935.73 × 4,013.16
  4. Step 4: Simplify right side
    7,200.03x = 39,873,674.21
  5. Step 5: Solve for x
    x = 39,873,674.21/7,200.03
  6. Step 6: Final answer
    x = 5,537.99

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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.