Home / 3,032.40-4,548.42-1,783.69

Finding the Fourth Proportional to 3,032.40, 4,548.42 and 1,783.69

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Solution

The fourth proportional to 3,032.40, 4,548.42 and 1,783.69 is: 2,675.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,032.40 : 4,548.42 = 1,783.69 : x
  2. Step 2: Convert to fraction form
    3,032.40/4,548.42 = 1,783.69/x
  3. Step 3: Cross multiply
    3,032.40x = 4,548.42 × 1,783.69
  4. Step 4: Simplify right side
    3,032.40x = 8,112,959.90
  5. Step 5: Solve for x
    x = 8,112,959.90/3,032.40
  6. Step 6: Final answer
    x = 2,675.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.