Home / 1,881.89-2,599.65-1,360.67

Finding the Fourth Proportional to 1,881.89, 2,599.65 and 1,360.67

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Solution

The fourth proportional to 1,881.89, 2,599.65 and 1,360.67 is: 1,879.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,881.89 : 2,599.65 = 1,360.67 : x
  2. Step 2: Convert to fraction form
    1,881.89/2,599.65 = 1,360.67/x
  3. Step 3: Cross multiply
    1,881.89x = 2,599.65 × 1,360.67
  4. Step 4: Simplify right side
    1,881.89x = 3,537,265.77
  5. Step 5: Solve for x
    x = 3,537,265.77/1,881.89
  6. Step 6: Final answer
    x = 1,879.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.