Home / 2,868.32-4,291.60-1,698.95

Finding the Fourth Proportional to 2,868.32, 4,291.60 and 1,698.95

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Solution

The fourth proportional to 2,868.32, 4,291.60 and 1,698.95 is: 2,541.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,868.32 : 4,291.60 = 1,698.95 : x
  2. Step 2: Convert to fraction form
    2,868.32/4,291.60 = 1,698.95/x
  3. Step 3: Cross multiply
    2,868.32x = 4,291.60 × 1,698.95
  4. Step 4: Simplify right side
    2,868.32x = 7,291,213.82
  5. Step 5: Solve for x
    x = 7,291,213.82/2,868.32
  6. Step 6: Final answer
    x = 2,541.98

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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.