Home / 5,989.15-8,264.86-3,336.40

Finding the Fourth Proportional to 5,989.15, 8,264.86 and 3,336.40

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Solution

The fourth proportional to 5,989.15, 8,264.86 and 3,336.40 is: 4,604.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,989.15 : 8,264.86 = 3,336.40 : x
  2. Step 2: Convert to fraction form
    5,989.15/8,264.86 = 3,336.40/x
  3. Step 3: Cross multiply
    5,989.15x = 8,264.86 × 3,336.40
  4. Step 4: Simplify right side
    5,989.15x = 27,574,878.90
  5. Step 5: Solve for x
    x = 27,574,878.90/5,989.15
  6. Step 6: Final answer
    x = 4,604.14

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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.