Home / 4,890.04-7,334.46-1,427.29

Finding the Fourth Proportional to 4,890.04, 7,334.46 and 1,427.29

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Solution

The fourth proportional to 4,890.04, 7,334.46 and 1,427.29 is: 2,140.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,890.04 : 7,334.46 = 1,427.29 : x
  2. Step 2: Convert to fraction form
    4,890.04/7,334.46 = 1,427.29/x
  3. Step 3: Cross multiply
    4,890.04x = 7,334.46 × 1,427.29
  4. Step 4: Simplify right side
    4,890.04x = 10,468,401.41
  5. Step 5: Solve for x
    x = 10,468,401.41/4,890.04
  6. Step 6: Final answer
    x = 2,140.76

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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.