Home / 5,585.13-8,377.71-1,886.37

Finding the Fourth Proportional to 5,585.13, 8,377.71 and 1,886.37

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Solution

The fourth proportional to 5,585.13, 8,377.71 and 1,886.37 is: 2,829.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,585.13 : 8,377.71 = 1,886.37 : x
  2. Step 2: Convert to fraction form
    5,585.13/8,377.71 = 1,886.37/x
  3. Step 3: Cross multiply
    5,585.13x = 8,377.71 × 1,886.37
  4. Step 4: Simplify right side
    5,585.13x = 15,803,460.81
  5. Step 5: Solve for x
    x = 15,803,460.81/5,585.13
  6. Step 6: Final answer
    x = 2,829.56

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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.