Home / 2,765.06-4,136.19-2,521.76

Finding the Fourth Proportional to 2,765.06, 4,136.19 and 2,521.76

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Solution

The fourth proportional to 2,765.06, 4,136.19 and 2,521.76 is: 3,772.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,765.06 : 4,136.19 = 2,521.76 : x
  2. Step 2: Convert to fraction form
    2,765.06/4,136.19 = 2,521.76/x
  3. Step 3: Cross multiply
    2,765.06x = 4,136.19 × 2,521.76
  4. Step 4: Simplify right side
    2,765.06x = 10,430,457.81
  5. Step 5: Solve for x
    x = 10,430,457.81/2,765.06
  6. Step 6: Final answer
    x = 3,772.24

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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.