Home / 4,801.28-6,624.60-2,705.40

Finding the Fourth Proportional to 4,801.28, 6,624.60 and 2,705.40

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Solution

The fourth proportional to 4,801.28, 6,624.60 and 2,705.40 is: 3,732.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,801.28 : 6,624.60 = 2,705.40 : x
  2. Step 2: Convert to fraction form
    4,801.28/6,624.60 = 2,705.40/x
  3. Step 3: Cross multiply
    4,801.28x = 6,624.60 × 2,705.40
  4. Step 4: Simplify right side
    4,801.28x = 17,922,192.84
  5. Step 5: Solve for x
    x = 17,922,192.84/4,801.28
  6. Step 6: Final answer
    x = 3,732.80

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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.