Home / 2,907.09-4,358.21-1,176.93

Finding the Fourth Proportional to 2,907.09, 4,358.21 and 1,176.93

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Solution

The fourth proportional to 2,907.09, 4,358.21 and 1,176.93 is: 1,764.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,907.09 : 4,358.21 = 1,176.93 : x
  2. Step 2: Convert to fraction form
    2,907.09/4,358.21 = 1,176.93/x
  3. Step 3: Cross multiply
    2,907.09x = 4,358.21 × 1,176.93
  4. Step 4: Simplify right side
    2,907.09x = 5,129,302.21
  5. Step 5: Solve for x
    x = 5,129,302.21/2,907.09
  6. Step 6: Final answer
    x = 1,764.41

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1.5x scale

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.