Home / 1,567.80-2,351.70-1,075.73

Finding the Fourth Proportional to 1,567.80, 2,351.70 and 1,075.73

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Solution

The fourth proportional to 1,567.80, 2,351.70 and 1,075.73 is: 1,613.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567.80 : 2,351.70 = 1,075.73 : x
  2. Step 2: Convert to fraction form
    1,567.80/2,351.70 = 1,075.73/x
  3. Step 3: Cross multiply
    1,567.80x = 2,351.70 × 1,075.73
  4. Step 4: Simplify right side
    1,567.80x = 2,529,782.48
  5. Step 5: Solve for x
    x = 2,529,782.48/1,567.80
  6. Step 6: Final answer
    x = 1,613.59

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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.