Home / 8,240.84-11,373.09-4,705.19

Finding the Fourth Proportional to 8,240.84, 11,373.09 and 4,705.19

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Solution

The fourth proportional to 8,240.84, 11,373.09 and 4,705.19 is: 6,493.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,240.84 : 11,373.09 = 4,705.19 : x
  2. Step 2: Convert to fraction form
    8,240.84/11,373.09 = 4,705.19/x
  3. Step 3: Cross multiply
    8,240.84x = 11,373.09 × 4,705.19
  4. Step 4: Simplify right side
    8,240.84x = 53,512,492.47
  5. Step 5: Solve for x
    x = 53,512,492.47/8,240.84
  6. Step 6: Final answer
    x = 6,493.58

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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.