Home / 4,880.98-7,312.56-3,028.42

Finding the Fourth Proportional to 4,880.98, 7,312.56 and 3,028.42

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Solution

The fourth proportional to 4,880.98, 7,312.56 and 3,028.42 is: 4,537.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,880.98 : 7,312.56 = 3,028.42 : x
  2. Step 2: Convert to fraction form
    4,880.98/7,312.56 = 3,028.42/x
  3. Step 3: Cross multiply
    4,880.98x = 7,312.56 × 3,028.42
  4. Step 4: Simplify right side
    4,880.98x = 22,145,502.96
  5. Step 5: Solve for x
    x = 22,145,502.96/4,880.98
  6. Step 6: Final answer
    x = 4,537.10

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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.