Home / 1,584.14-2,376.22-718.46

Finding the Fourth Proportional to 1,584.14, 2,376.22 and 718.46

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Solution

The fourth proportional to 1,584.14, 2,376.22 and 718.46 is: 1,077.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,584.14 : 2,376.22 = 718.46 : x
  2. Step 2: Convert to fraction form
    1,584.14/2,376.22 = 718.46/x
  3. Step 3: Cross multiply
    1,584.14x = 2,376.22 × 718.46
  4. Step 4: Simplify right side
    1,584.14x = 1,707,219.02
  5. Step 5: Solve for x
    x = 1,707,219.02/1,584.14
  6. Step 6: Final answer
    x = 1,077.69

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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.