Home / 8,014.14-12,023.64-4,720.28

Finding the Fourth Proportional to 8,014.14, 12,023.64 and 4,720.28

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Solution

The fourth proportional to 8,014.14, 12,023.64 and 4,720.28 is: 7,081.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,014.14 : 12,023.64 = 4,720.28 : x
  2. Step 2: Convert to fraction form
    8,014.14/12,023.64 = 4,720.28/x
  3. Step 3: Cross multiply
    8,014.14x = 12,023.64 × 4,720.28
  4. Step 4: Simplify right side
    8,014.14x = 56,754,887.30
  5. Step 5: Solve for x
    x = 56,754,887.30/8,014.14
  6. Step 6: Final answer
    x = 7,081.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.