Home / 7,232.13-9,980.19-4,045.23

Finding the Fourth Proportional to 7,232.13, 9,980.19 and 4,045.23

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Solution

The fourth proportional to 7,232.13, 9,980.19 and 4,045.23 is: 5,582.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,232.13 : 9,980.19 = 4,045.23 : x
  2. Step 2: Convert to fraction form
    7,232.13/9,980.19 = 4,045.23/x
  3. Step 3: Cross multiply
    7,232.13x = 9,980.19 × 4,045.23
  4. Step 4: Simplify right side
    7,232.13x = 40,372,163.99
  5. Step 5: Solve for x
    x = 40,372,163.99/7,232.13
  6. Step 6: Final answer
    x = 5,582.33

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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.