Home / 2,868.48-4,296.60-1,385.46

Finding the Fourth Proportional to 2,868.48, 4,296.60 and 1,385.46

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Solution

The fourth proportional to 2,868.48, 4,296.60 and 1,385.46 is: 2,075.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,868.48 : 4,296.60 = 1,385.46 : x
  2. Step 2: Convert to fraction form
    2,868.48/4,296.60 = 1,385.46/x
  3. Step 3: Cross multiply
    2,868.48x = 4,296.60 × 1,385.46
  4. Step 4: Simplify right side
    2,868.48x = 5,952,767.44
  5. Step 5: Solve for x
    x = 5,952,767.44/2,868.48
  6. Step 6: Final answer
    x = 2,075.23

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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.