Home / 4,076.46-6,125.76-2,130.12

Finding the Fourth Proportional to 4,076.46, 6,125.76 and 2,130.12

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Solution

The fourth proportional to 4,076.46, 6,125.76 and 2,130.12 is: 3,200.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,076.46 : 6,125.76 = 2,130.12 : x
  2. Step 2: Convert to fraction form
    4,076.46/6,125.76 = 2,130.12/x
  3. Step 3: Cross multiply
    4,076.46x = 6,125.76 × 2,130.12
  4. Step 4: Simplify right side
    4,076.46x = 13,048,603.89
  5. Step 5: Solve for x
    x = 13,048,603.89/4,076.46
  6. Step 6: Final answer
    x = 3,200.96

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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.