Home / 2,051.35-3,076.74-1,011.07

Finding the Fourth Proportional to 2,051.35, 3,076.74 and 1,011.07

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Solution

The fourth proportional to 2,051.35, 3,076.74 and 1,011.07 is: 1,516.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,051.35 : 3,076.74 = 1,011.07 : x
  2. Step 2: Convert to fraction form
    2,051.35/3,076.74 = 1,011.07/x
  3. Step 3: Cross multiply
    2,051.35x = 3,076.74 × 1,011.07
  4. Step 4: Simplify right side
    2,051.35x = 3,110,799.51
  5. Step 5: Solve for x
    x = 3,110,799.51/2,051.35
  6. Step 6: Final answer
    x = 1,516.46

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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.