Home / 5,875.86-8,108.37-3,358.20

Finding the Fourth Proportional to 5,875.86, 8,108.37 and 3,358.20

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Solution

The fourth proportional to 5,875.86, 8,108.37 and 3,358.20 is: 4,634.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,875.86 : 8,108.37 = 3,358.20 : x
  2. Step 2: Convert to fraction form
    5,875.86/8,108.37 = 3,358.20/x
  3. Step 3: Cross multiply
    5,875.86x = 8,108.37 × 3,358.20
  4. Step 4: Simplify right side
    5,875.86x = 27,229,528.13
  5. Step 5: Solve for x
    x = 27,229,528.13/5,875.86
  6. Step 6: Final answer
    x = 4,634.13

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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.