Home / 2,817.64-4,205.93-2,586.52

Finding the Fourth Proportional to 2,817.64, 4,205.93 and 2,586.52

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Solution

The fourth proportional to 2,817.64, 4,205.93 and 2,586.52 is: 3,860.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,817.64 : 4,205.93 = 2,586.52 : x
  2. Step 2: Convert to fraction form
    2,817.64/4,205.93 = 2,586.52/x
  3. Step 3: Cross multiply
    2,817.64x = 4,205.93 × 2,586.52
  4. Step 4: Simplify right side
    2,817.64x = 10,878,722.06
  5. Step 5: Solve for x
    x = 10,878,722.06/2,817.64
  6. Step 6: Final answer
    x = 3,860.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.