Home / 2,777.09-4,166.17-1,480.01

Finding the Fourth Proportional to 2,777.09, 4,166.17 and 1,480.01

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Solution

The fourth proportional to 2,777.09, 4,166.17 and 1,480.01 is: 2,220.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,777.09 : 4,166.17 = 1,480.01 : x
  2. Step 2: Convert to fraction form
    2,777.09/4,166.17 = 1,480.01/x
  3. Step 3: Cross multiply
    2,777.09x = 4,166.17 × 1,480.01
  4. Step 4: Simplify right side
    2,777.09x = 6,165,948.73
  5. Step 5: Solve for x
    x = 6,165,948.73/2,777.09
  6. Step 6: Final answer
    x = 2,220.30

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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.