Home / 3,522.07-4,860.47-1,907.00

Finding the Fourth Proportional to 3,522.07, 4,860.47 and 1,907.00

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Solution

The fourth proportional to 3,522.07, 4,860.47 and 1,907.00 is: 2,631.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,522.07 : 4,860.47 = 1,907.00 : x
  2. Step 2: Convert to fraction form
    3,522.07/4,860.47 = 1,907.00/x
  3. Step 3: Cross multiply
    3,522.07x = 4,860.47 × 1,907.00
  4. Step 4: Simplify right side
    3,522.07x = 9,268,928.65
  5. Step 5: Solve for x
    x = 9,268,928.65/3,522.07
  6. Step 6: Final answer
    x = 2,631.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.