Home / 5,345.36-8,018.04-1,449.77

Finding the Fourth Proportional to 5,345.36, 8,018.04 and 1,449.77

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Solution

The fourth proportional to 5,345.36, 8,018.04 and 1,449.77 is: 2,174.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,345.36 : 8,018.04 = 1,449.77 : x
  2. Step 2: Convert to fraction form
    5,345.36/8,018.04 = 1,449.77/x
  3. Step 3: Cross multiply
    5,345.36x = 8,018.04 × 1,449.77
  4. Step 4: Simplify right side
    5,345.36x = 11,624,273.76
  5. Step 5: Solve for x
    x = 11,624,273.76/5,345.36
  6. Step 6: Final answer
    x = 2,174.65

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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.