Home / 4,805.19-7,192.40-3,484.35

Finding the Fourth Proportional to 4,805.19, 7,192.40 and 3,484.35

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Solution

The fourth proportional to 4,805.19, 7,192.40 and 3,484.35 is: 5,215.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,805.19 : 7,192.40 = 3,484.35 : x
  2. Step 2: Convert to fraction form
    4,805.19/7,192.40 = 3,484.35/x
  3. Step 3: Cross multiply
    4,805.19x = 7,192.40 × 3,484.35
  4. Step 4: Simplify right side
    4,805.19x = 25,060,821.52
  5. Step 5: Solve for x
    x = 25,060,821.52/4,805.19
  6. Step 6: Final answer
    x = 5,215.37

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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.