Home / 7,008.21-9,670.25-4,023.47

Finding the Fourth Proportional to 7,008.21, 9,670.25 and 4,023.47

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Solution

The fourth proportional to 7,008.21, 9,670.25 and 4,023.47 is: 5,551.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,008.21 : 9,670.25 = 4,023.47 : x
  2. Step 2: Convert to fraction form
    7,008.21/9,670.25 = 4,023.47/x
  3. Step 3: Cross multiply
    7,008.21x = 9,670.25 × 4,023.47
  4. Step 4: Simplify right side
    7,008.21x = 38,907,995.00
  5. Step 5: Solve for x
    x = 38,907,995.00/7,008.21
  6. Step 6: Final answer
    x = 5,551.77

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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.