Home / 1,771.07-2,642.76-1,586.59

Finding the Fourth Proportional to 1,771.07, 2,642.76 and 1,586.59

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Solution

The fourth proportional to 1,771.07, 2,642.76 and 1,586.59 is: 2,367.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771.07 : 2,642.76 = 1,586.59 : x
  2. Step 2: Convert to fraction form
    1,771.07/2,642.76 = 1,586.59/x
  3. Step 3: Cross multiply
    1,771.07x = 2,642.76 × 1,586.59
  4. Step 4: Simplify right side
    1,771.07x = 4,192,969.98
  5. Step 5: Solve for x
    x = 4,192,969.98/1,771.07
  6. Step 6: Final answer
    x = 2,367.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.