Home / 1,504.04-2,075.64-840.98

Finding the Fourth Proportional to 1,504.04, 2,075.64 and 840.98

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Solution

The fourth proportional to 1,504.04, 2,075.64 and 840.98 is: 1,160.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,504.04 : 2,075.64 = 840.98 : x
  2. Step 2: Convert to fraction form
    1,504.04/2,075.64 = 840.98/x
  3. Step 3: Cross multiply
    1,504.04x = 2,075.64 × 840.98
  4. Step 4: Simplify right side
    1,504.04x = 1,745,571.73
  5. Step 5: Solve for x
    x = 1,745,571.73/1,504.04
  6. Step 6: Final answer
    x = 1,160.59

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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.