Home / 6,089.76-8,391.33-5,015.70

Finding the Fourth Proportional to 6,089.76, 8,391.33 and 5,015.70

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Solution

The fourth proportional to 6,089.76, 8,391.33 and 5,015.70 is: 6,911.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,089.76 : 8,391.33 = 5,015.70 : x
  2. Step 2: Convert to fraction form
    6,089.76/8,391.33 = 5,015.70/x
  3. Step 3: Cross multiply
    6,089.76x = 8,391.33 × 5,015.70
  4. Step 4: Simplify right side
    6,089.76x = 42,088,393.88
  5. Step 5: Solve for x
    x = 42,088,393.88/6,089.76
  6. Step 6: Final answer
    x = 6,911.34

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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.