Home / 6,289.44-9,434.64-1,907.22

Finding the Fourth Proportional to 6,289.44, 9,434.64 and 1,907.22

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Solution

The fourth proportional to 6,289.44, 9,434.64 and 1,907.22 is: 2,860.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,289.44 : 9,434.64 = 1,907.22 : x
  2. Step 2: Convert to fraction form
    6,289.44/9,434.64 = 1,907.22/x
  3. Step 3: Cross multiply
    6,289.44x = 9,434.64 × 1,907.22
  4. Step 4: Simplify right side
    6,289.44x = 17,993,934.10
  5. Step 5: Solve for x
    x = 17,993,934.10/6,289.44
  6. Step 6: Final answer
    x = 2,860.98

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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.