Home / 3,585.32-5,373.14-1,855.16

Finding the Fourth Proportional to 3,585.32, 5,373.14 and 1,855.16

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Solution

The fourth proportional to 3,585.32, 5,373.14 and 1,855.16 is: 2,780.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,585.32 : 5,373.14 = 1,855.16 : x
  2. Step 2: Convert to fraction form
    3,585.32/5,373.14 = 1,855.16/x
  3. Step 3: Cross multiply
    3,585.32x = 5,373.14 × 1,855.16
  4. Step 4: Simplify right side
    3,585.32x = 9,968,034.40
  5. Step 5: Solve for x
    x = 9,968,034.40/3,585.32
  6. Step 6: Final answer
    x = 2,780.24

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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.