Home / 6,289.88-9,434.98-1,907.32

Finding the Fourth Proportional to 6,289.88, 9,434.98 and 1,907.32

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Solution

The fourth proportional to 6,289.88, 9,434.98 and 1,907.32 is: 2,861.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,289.88 : 9,434.98 = 1,907.32 : x
  2. Step 2: Convert to fraction form
    6,289.88/9,434.98 = 1,907.32/x
  3. Step 3: Cross multiply
    6,289.88x = 9,434.98 × 1,907.32
  4. Step 4: Simplify right side
    6,289.88x = 17,995,526.05
  5. Step 5: Solve for x
    x = 17,995,526.05/6,289.88
  6. Step 6: Final answer
    x = 2,861.03

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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.