Home / 5,386.23-8,077.23-2,098.53

Finding the Fourth Proportional to 5,386.23, 8,077.23 and 2,098.53

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Solution

The fourth proportional to 5,386.23, 8,077.23 and 2,098.53 is: 3,146.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,386.23 : 8,077.23 = 2,098.53 : x
  2. Step 2: Convert to fraction form
    5,386.23/8,077.23 = 2,098.53/x
  3. Step 3: Cross multiply
    5,386.23x = 8,077.23 × 2,098.53
  4. Step 4: Simplify right side
    5,386.23x = 16,950,309.47
  5. Step 5: Solve for x
    x = 16,950,309.47/5,386.23
  6. Step 6: Final answer
    x = 3,146.97

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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.