Home / 2,588.60-3,570.78-2,235.98

Finding the Fourth Proportional to 2,588.60, 3,570.78 and 2,235.98

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Solution

The fourth proportional to 2,588.60, 3,570.78 and 2,235.98 is: 3,084.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,588.60 : 3,570.78 = 2,235.98 : x
  2. Step 2: Convert to fraction form
    2,588.60/3,570.78 = 2,235.98/x
  3. Step 3: Cross multiply
    2,588.60x = 3,570.78 × 2,235.98
  4. Step 4: Simplify right side
    2,588.60x = 7,984,192.66
  5. Step 5: Solve for x
    x = 7,984,192.66/2,588.60
  6. Step 6: Final answer
    x = 3,084.37

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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.