Home / 4,849.18-7,273.76-1,386.42

Finding the Fourth Proportional to 4,849.18, 7,273.76 and 1,386.42

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Solution

The fourth proportional to 4,849.18, 7,273.76 and 1,386.42 is: 2,079.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,849.18 : 7,273.76 = 1,386.42 : x
  2. Step 2: Convert to fraction form
    4,849.18/7,273.76 = 1,386.42/x
  3. Step 3: Cross multiply
    4,849.18x = 7,273.76 × 1,386.42
  4. Step 4: Simplify right side
    4,849.18x = 10,084,486.34
  5. Step 5: Solve for x
    x = 10,084,486.34/4,849.18
  6. Step 6: Final answer
    x = 2,079.63

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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.