Home / 2,014.32-3,021.48-1,345.80

Finding the Fourth Proportional to 2,014.32, 3,021.48 and 1,345.80

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Solution

The fourth proportional to 2,014.32, 3,021.48 and 1,345.80 is: 2,018.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,014.32 : 3,021.48 = 1,345.80 : x
  2. Step 2: Convert to fraction form
    2,014.32/3,021.48 = 1,345.80/x
  3. Step 3: Cross multiply
    2,014.32x = 3,021.48 × 1,345.80
  4. Step 4: Simplify right side
    2,014.32x = 4,066,307.78
  5. Step 5: Solve for x
    x = 4,066,307.78/2,014.32
  6. Step 6: Final answer
    x = 2,018.70

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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.