Home / 5,875.80-8,108.36-3,516.56

Finding the Fourth Proportional to 5,875.80, 8,108.36 and 3,516.56

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Solution

The fourth proportional to 5,875.80, 8,108.36 and 3,516.56 is: 4,852.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,875.80 : 8,108.36 = 3,516.56 : x
  2. Step 2: Convert to fraction form
    5,875.80/8,108.36 = 3,516.56/x
  3. Step 3: Cross multiply
    5,875.80x = 8,108.36 × 3,516.56
  4. Step 4: Simplify right side
    5,875.80x = 28,513,534.44
  5. Step 5: Solve for x
    x = 28,513,534.44/5,875.80
  6. Step 6: Final answer
    x = 4,852.71

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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.