Home / 1,442.37-2,166.17-1,075.98

Finding the Fourth Proportional to 1,442.37, 2,166.17 and 1,075.98

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Solution

The fourth proportional to 1,442.37, 2,166.17 and 1,075.98 is: 1,615.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,442.37 : 2,166.17 = 1,075.98 : x
  2. Step 2: Convert to fraction form
    1,442.37/2,166.17 = 1,075.98/x
  3. Step 3: Cross multiply
    1,442.37x = 2,166.17 × 1,075.98
  4. Step 4: Simplify right side
    1,442.37x = 2,330,750.22
  5. Step 5: Solve for x
    x = 2,330,750.22/1,442.37
  6. Step 6: Final answer
    x = 1,615.92

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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.