Home / 3,038.28-4,192.55-1,693.83

Finding the Fourth Proportional to 3,038.28, 4,192.55 and 1,693.83

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Solution

The fourth proportional to 3,038.28, 4,192.55 and 1,693.83 is: 2,337.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038.28 : 4,192.55 = 1,693.83 : x
  2. Step 2: Convert to fraction form
    3,038.28/4,192.55 = 1,693.83/x
  3. Step 3: Cross multiply
    3,038.28x = 4,192.55 × 1,693.83
  4. Step 4: Simplify right side
    3,038.28x = 7,101,458.50
  5. Step 5: Solve for x
    x = 7,101,458.50/3,038.28
  6. Step 6: Final answer
    x = 2,337.33

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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.