Home / 3,060.51-4,222.58-1,881.15

Finding the Fourth Proportional to 3,060.51, 4,222.58 and 1,881.15

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Solution

The fourth proportional to 3,060.51, 4,222.58 and 1,881.15 is: 2,595.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,060.51 : 4,222.58 = 1,881.15 : x
  2. Step 2: Convert to fraction form
    3,060.51/4,222.58 = 1,881.15/x
  3. Step 3: Cross multiply
    3,060.51x = 4,222.58 × 1,881.15
  4. Step 4: Simplify right side
    3,060.51x = 7,943,296.96
  5. Step 5: Solve for x
    x = 7,943,296.96/3,060.51
  6. Step 6: Final answer
    x = 2,595.42

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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.