Home / 1,872.32-2,804.93-1,051.18

Finding the Fourth Proportional to 1,872.32, 2,804.93 and 1,051.18

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Solution

The fourth proportional to 1,872.32, 2,804.93 and 1,051.18 is: 1,574.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872.32 : 2,804.93 = 1,051.18 : x
  2. Step 2: Convert to fraction form
    1,872.32/2,804.93 = 1,051.18/x
  3. Step 3: Cross multiply
    1,872.32x = 2,804.93 × 1,051.18
  4. Step 4: Simplify right side
    1,872.32x = 2,948,477.99
  5. Step 5: Solve for x
    x = 2,948,477.99/1,872.32
  6. Step 6: Final answer
    x = 1,574.78

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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.