Home / 3,345.36-5,018.31-1,036.86

Finding the Fourth Proportional to 3,345.36, 5,018.31 and 1,036.86

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Solution

The fourth proportional to 3,345.36, 5,018.31 and 1,036.86 is: 1,555.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,345.36 : 5,018.31 = 1,036.86 : x
  2. Step 2: Convert to fraction form
    3,345.36/5,018.31 = 1,036.86/x
  3. Step 3: Cross multiply
    3,345.36x = 5,018.31 × 1,036.86
  4. Step 4: Simplify right side
    3,345.36x = 5,203,284.91
  5. Step 5: Solve for x
    x = 5,203,284.91/3,345.36
  6. Step 6: Final answer
    x = 1,555.37

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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.