Home / 4,291.53-6,437.34-2,907.60

Finding the Fourth Proportional to 4,291.53, 6,437.34 and 2,907.60

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Solution

The fourth proportional to 4,291.53, 6,437.34 and 2,907.60 is: 4,361.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,291.53 : 6,437.34 = 2,907.60 : x
  2. Step 2: Convert to fraction form
    4,291.53/6,437.34 = 2,907.60/x
  3. Step 3: Cross multiply
    4,291.53x = 6,437.34 × 2,907.60
  4. Step 4: Simplify right side
    4,291.53x = 18,717,209.78
  5. Step 5: Solve for x
    x = 18,717,209.78/4,291.53
  6. Step 6: Final answer
    x = 4,361.43

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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.