Home / 1,556.24-2,334.35-461.42

Finding the Fourth Proportional to 1,556.24, 2,334.35 and 461.42

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Solution

The fourth proportional to 1,556.24, 2,334.35 and 461.42 is: 692.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556.24 : 2,334.35 = 461.42 : x
  2. Step 2: Convert to fraction form
    1,556.24/2,334.35 = 461.42/x
  3. Step 3: Cross multiply
    1,556.24x = 2,334.35 × 461.42
  4. Step 4: Simplify right side
    1,556.24x = 1,077,114.01
  5. Step 5: Solve for x
    x = 1,077,114.01/1,556.24
  6. Step 6: Final answer
    x = 692.13

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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.