Home / 7,345.37-11,018.00-1,798.79

Finding the Fourth Proportional to 7,345.37, 11,018.00 and 1,798.79

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Solution

The fourth proportional to 7,345.37, 11,018.00 and 1,798.79 is: 2,698.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,345.37 : 11,018.00 = 1,798.79 : x
  2. Step 2: Convert to fraction form
    7,345.37/11,018.00 = 1,798.79/x
  3. Step 3: Cross multiply
    7,345.37x = 11,018.00 × 1,798.79
  4. Step 4: Simplify right side
    7,345.37x = 19,819,004.14
  5. Step 5: Solve for x
    x = 19,819,004.14/7,345.37
  6. Step 6: Final answer
    x = 2,698.16

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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.