Home / 2,767.45-3,819.01-1,588.45

Finding the Fourth Proportional to 2,767.45, 3,819.01 and 1,588.45

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Solution

The fourth proportional to 2,767.45, 3,819.01 and 1,588.45 is: 2,192.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,767.45 : 3,819.01 = 1,588.45 : x
  2. Step 2: Convert to fraction form
    2,767.45/3,819.01 = 1,588.45/x
  3. Step 3: Cross multiply
    2,767.45x = 3,819.01 × 1,588.45
  4. Step 4: Simplify right side
    2,767.45x = 6,066,306.43
  5. Step 5: Solve for x
    x = 6,066,306.43/2,767.45
  6. Step 6: Final answer
    x = 2,192.02

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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.