Home / 3,030.34-4,181.77-1,685.94

Finding the Fourth Proportional to 3,030.34, 4,181.77 and 1,685.94

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Solution

The fourth proportional to 3,030.34, 4,181.77 and 1,685.94 is: 2,326.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,030.34 : 4,181.77 = 1,685.94 : x
  2. Step 2: Convert to fraction form
    3,030.34/4,181.77 = 1,685.94/x
  3. Step 3: Cross multiply
    3,030.34x = 4,181.77 × 1,685.94
  4. Step 4: Simplify right side
    3,030.34x = 7,050,213.31
  5. Step 5: Solve for x
    x = 7,050,213.31/3,030.34
  6. Step 6: Final answer
    x = 2,326.54

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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.