Home / 1,486.83-2,225.40-1,096.68

Finding the Fourth Proportional to 1,486.83, 2,225.40 and 1,096.68

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Solution

The fourth proportional to 1,486.83, 2,225.40 and 1,096.68 is: 1,641.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486.83 : 2,225.40 = 1,096.68 : x
  2. Step 2: Convert to fraction form
    1,486.83/2,225.40 = 1,096.68/x
  3. Step 3: Cross multiply
    1,486.83x = 2,225.40 × 1,096.68
  4. Step 4: Simplify right side
    1,486.83x = 2,440,551.67
  5. Step 5: Solve for x
    x = 2,440,551.67/1,486.83
  6. Step 6: Final answer
    x = 1,641.45

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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.