Home / 2,855.60-4,283.04-1,006.58

Finding the Fourth Proportional to 2,855.60, 4,283.04 and 1,006.58

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Solution

The fourth proportional to 2,855.60, 4,283.04 and 1,006.58 is: 1,509.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,855.60 : 4,283.04 = 1,006.58 : x
  2. Step 2: Convert to fraction form
    2,855.60/4,283.04 = 1,006.58/x
  3. Step 3: Cross multiply
    2,855.60x = 4,283.04 × 1,006.58
  4. Step 4: Simplify right side
    2,855.60x = 4,311,222.40
  5. Step 5: Solve for x
    x = 4,311,222.40/2,855.60
  6. Step 6: Final answer
    x = 1,509.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.