Home / 3,030.58-4,182.06-1,851.76

Finding the Fourth Proportional to 3,030.58, 4,182.06 and 1,851.76

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Solution

The fourth proportional to 3,030.58, 4,182.06 and 1,851.76 is: 2,555.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,030.58 : 4,182.06 = 1,851.76 : x
  2. Step 2: Convert to fraction form
    3,030.58/4,182.06 = 1,851.76/x
  3. Step 3: Cross multiply
    3,030.58x = 4,182.06 × 1,851.76
  4. Step 4: Simplify right side
    3,030.58x = 7,744,171.43
  5. Step 5: Solve for x
    x = 7,744,171.43/3,030.58
  6. Step 6: Final answer
    x = 2,555.34

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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.