Home / 3,030.09-4,181.61-1,703.76

Finding the Fourth Proportional to 3,030.09, 4,181.61 and 1,703.76

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Solution

The fourth proportional to 3,030.09, 4,181.61 and 1,703.76 is: 2,351.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,030.09 : 4,181.61 = 1,703.76 : x
  2. Step 2: Convert to fraction form
    3,030.09/4,181.61 = 1,703.76/x
  3. Step 3: Cross multiply
    3,030.09x = 4,181.61 × 1,703.76
  4. Step 4: Simplify right side
    3,030.09x = 7,124,459.85
  5. Step 5: Solve for x
    x = 7,124,459.85/3,030.09
  6. Step 6: Final answer
    x = 2,351.24

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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.