Home / 1,827.32-2,518.67-1,295.51

Finding the Fourth Proportional to 1,827.32, 2,518.67 and 1,295.51

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Solution

The fourth proportional to 1,827.32, 2,518.67 and 1,295.51 is: 1,785.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,827.32 : 2,518.67 = 1,295.51 : x
  2. Step 2: Convert to fraction form
    1,827.32/2,518.67 = 1,295.51/x
  3. Step 3: Cross multiply
    1,827.32x = 2,518.67 × 1,295.51
  4. Step 4: Simplify right side
    1,827.32x = 3,262,961.99
  5. Step 5: Solve for x
    x = 3,262,961.99/1,827.32
  6. Step 6: Final answer
    x = 1,785.66

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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.