Home / 2,680.02-4,018.48-1,036.33

Finding the Fourth Proportional to 2,680.02, 4,018.48 and 1,036.33

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Solution

The fourth proportional to 2,680.02, 4,018.48 and 1,036.33 is: 1,553.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,680.02 : 4,018.48 = 1,036.33 : x
  2. Step 2: Convert to fraction form
    2,680.02/4,018.48 = 1,036.33/x
  3. Step 3: Cross multiply
    2,680.02x = 4,018.48 × 1,036.33
  4. Step 4: Simplify right side
    2,680.02x = 4,164,458.74
  5. Step 5: Solve for x
    x = 4,164,458.74/2,680.02
  6. Step 6: Final answer
    x = 1,553.89

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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.