Home / 2,907.28-4,364.04-1,177.04

Finding the Fourth Proportional to 2,907.28, 4,364.04 and 1,177.04

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Solution

The fourth proportional to 2,907.28, 4,364.04 and 1,177.04 is: 1,766.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,907.28 : 4,364.04 = 1,177.04 : x
  2. Step 2: Convert to fraction form
    2,907.28/4,364.04 = 1,177.04/x
  3. Step 3: Cross multiply
    2,907.28x = 4,364.04 × 1,177.04
  4. Step 4: Simplify right side
    2,907.28x = 5,136,649.64
  5. Step 5: Solve for x
    x = 5,136,649.64/2,907.28
  6. Step 6: Final answer
    x = 1,766.82

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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.