Home / 3,038.17-4,192.60-1,693.75

Finding the Fourth Proportional to 3,038.17, 4,192.60 and 1,693.75

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Solution

The fourth proportional to 3,038.17, 4,192.60 and 1,693.75 is: 2,337.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038.17 : 4,192.60 = 1,693.75 : x
  2. Step 2: Convert to fraction form
    3,038.17/4,192.60 = 1,693.75/x
  3. Step 3: Cross multiply
    3,038.17x = 4,192.60 × 1,693.75
  4. Step 4: Simplify right side
    3,038.17x = 7,101,216.25
  5. Step 5: Solve for x
    x = 7,101,216.25/3,038.17
  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.