Home / 4,683.16-7,023.78-1,761.40

Finding the Fourth Proportional to 4,683.16, 7,023.78 and 1,761.40

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Solution

The fourth proportional to 4,683.16, 7,023.78 and 1,761.40 is: 2,641.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,683.16 : 7,023.78 = 1,761.40 : x
  2. Step 2: Convert to fraction form
    4,683.16/7,023.78 = 1,761.40/x
  3. Step 3: Cross multiply
    4,683.16x = 7,023.78 × 1,761.40
  4. Step 4: Simplify right side
    4,683.16x = 12,371,686.09
  5. Step 5: Solve for x
    x = 12,371,686.09/4,683.16
  6. Step 6: Final answer
    x = 2,641.74

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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.