Home / 6,108.42-8,433.41-4,689.39

Finding the Fourth Proportional to 6,108.42, 8,433.41 and 4,689.39

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Solution

The fourth proportional to 6,108.42, 8,433.41 and 4,689.39 is: 6,474.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,108.42 : 8,433.41 = 4,689.39 : x
  2. Step 2: Convert to fraction form
    6,108.42/8,433.41 = 4,689.39/x
  3. Step 3: Cross multiply
    6,108.42x = 8,433.41 × 4,689.39
  4. Step 4: Simplify right side
    6,108.42x = 39,547,525.07
  5. Step 5: Solve for x
    x = 39,547,525.07/6,108.42
  6. Step 6: Final answer
    x = 6,474.26

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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.