Home / 2,584.35-3,566.34-1,405.35

Finding the Fourth Proportional to 2,584.35, 3,566.34 and 1,405.35

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Solution

The fourth proportional to 2,584.35, 3,566.34 and 1,405.35 is: 1,939.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,584.35 : 3,566.34 = 1,405.35 : x
  2. Step 2: Convert to fraction form
    2,584.35/3,566.34 = 1,405.35/x
  3. Step 3: Cross multiply
    2,584.35x = 3,566.34 × 1,405.35
  4. Step 4: Simplify right side
    2,584.35x = 5,011,955.92
  5. Step 5: Solve for x
    x = 5,011,955.92/2,584.35
  6. Step 6: Final answer
    x = 1,939.35

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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.