Home / 1,194.53-1,647.58-1,176.31

Finding the Fourth Proportional to 1,194.53, 1,647.58 and 1,176.31

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Solution

The fourth proportional to 1,194.53, 1,647.58 and 1,176.31 is: 1,622.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,194.53 : 1,647.58 = 1,176.31 : x
  2. Step 2: Convert to fraction form
    1,194.53/1,647.58 = 1,176.31/x
  3. Step 3: Cross multiply
    1,194.53x = 1,647.58 × 1,176.31
  4. Step 4: Simplify right side
    1,194.53x = 1,938,064.83
  5. Step 5: Solve for x
    x = 1,938,064.83/1,194.53
  6. Step 6: Final answer
    x = 1,622.45

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1.5x scale

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.