Home / 5,134.76-7,085.54-3,038.52

Finding the Fourth Proportional to 5,134.76, 7,085.54 and 3,038.52

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Solution

The fourth proportional to 5,134.76, 7,085.54 and 3,038.52 is: 4,192.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,134.76 : 7,085.54 = 3,038.52 : x
  2. Step 2: Convert to fraction form
    5,134.76/7,085.54 = 3,038.52/x
  3. Step 3: Cross multiply
    5,134.76x = 7,085.54 × 3,038.52
  4. Step 4: Simplify right side
    5,134.76x = 21,529,555.00
  5. Step 5: Solve for x
    x = 21,529,555.00/5,134.76
  6. Step 6: Final answer
    x = 4,192.90

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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.