Home / 1,935.87-2,671.50-1,051.67

Finding the Fourth Proportional to 1,935.87, 2,671.50 and 1,051.67

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Solution

The fourth proportional to 1,935.87, 2,671.50 and 1,051.67 is: 1,451.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,935.87 : 2,671.50 = 1,051.67 : x
  2. Step 2: Convert to fraction form
    1,935.87/2,671.50 = 1,051.67/x
  3. Step 3: Cross multiply
    1,935.87x = 2,671.50 × 1,051.67
  4. Step 4: Simplify right side
    1,935.87x = 2,809,543.08
  5. Step 5: Solve for x
    x = 2,809,543.08/1,935.87
  6. Step 6: Final answer
    x = 1,451.31

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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.