Home / 4,900.65-6,762.91-2,662.53

Finding the Fourth Proportional to 4,900.65, 6,762.91 and 2,662.53

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Solution

The fourth proportional to 4,900.65, 6,762.91 and 2,662.53 is: 3,674.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,900.65 : 6,762.91 = 2,662.53 : x
  2. Step 2: Convert to fraction form
    4,900.65/6,762.91 = 2,662.53/x
  3. Step 3: Cross multiply
    4,900.65x = 6,762.91 × 2,662.53
  4. Step 4: Simplify right side
    4,900.65x = 18,006,450.76
  5. Step 5: Solve for x
    x = 18,006,450.76/4,900.65
  6. Step 6: Final answer
    x = 3,674.30

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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.