Home / 1,334.81-2,006.52-1,237.76

Finding the Fourth Proportional to 1,334.81, 2,006.52 and 1,237.76

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Solution

The fourth proportional to 1,334.81, 2,006.52 and 1,237.76 is: 1,860.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334.81 : 2,006.52 = 1,237.76 : x
  2. Step 2: Convert to fraction form
    1,334.81/2,006.52 = 1,237.76/x
  3. Step 3: Cross multiply
    1,334.81x = 2,006.52 × 1,237.76
  4. Step 4: Simplify right side
    1,334.81x = 2,483,590.20
  5. Step 5: Solve for x
    x = 2,483,590.20/1,334.81
  6. Step 6: Final answer
    x = 1,860.63

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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.