Home / 7,240.36-9,992.77-4,588.02

Finding the Fourth Proportional to 7,240.36, 9,992.77 and 4,588.02

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Solution

The fourth proportional to 7,240.36, 9,992.77 and 4,588.02 is: 6,332.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,240.36 : 9,992.77 = 4,588.02 : x
  2. Step 2: Convert to fraction form
    7,240.36/9,992.77 = 4,588.02/x
  3. Step 3: Cross multiply
    7,240.36x = 9,992.77 × 4,588.02
  4. Step 4: Simplify right side
    7,240.36x = 45,847,028.62
  5. Step 5: Solve for x
    x = 45,847,028.62/7,240.36
  6. Step 6: Final answer
    x = 6,332.15

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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.