Home / 6,135.18-9,201.48-1,975.56

Finding the Fourth Proportional to 6,135.18, 9,201.48 and 1,975.56

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Solution

The fourth proportional to 6,135.18, 9,201.48 and 1,975.56 is: 2,962.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,135.18 : 9,201.48 = 1,975.56 : x
  2. Step 2: Convert to fraction form
    6,135.18/9,201.48 = 1,975.56/x
  3. Step 3: Cross multiply
    6,135.18x = 9,201.48 × 1,975.56
  4. Step 4: Simplify right side
    6,135.18x = 18,178,075.83
  5. Step 5: Solve for x
    x = 18,178,075.83/6,135.18
  6. Step 6: Final answer
    x = 2,962.92

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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.