Home / 3,050.40-4,209.54-1,653.14

Finding the Fourth Proportional to 3,050.40, 4,209.54 and 1,653.14

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Solution

The fourth proportional to 3,050.40, 4,209.54 and 1,653.14 is: 2,281.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,050.40 : 4,209.54 = 1,653.14 : x
  2. Step 2: Convert to fraction form
    3,050.40/4,209.54 = 1,653.14/x
  3. Step 3: Cross multiply
    3,050.40x = 4,209.54 × 1,653.14
  4. Step 4: Simplify right side
    3,050.40x = 6,958,958.96
  5. Step 5: Solve for x
    x = 6,958,958.96/3,050.40
  6. Step 6: Final answer
    x = 2,281.33

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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.