Home / 5,355.36-8,033.40-1,459.71

Finding the Fourth Proportional to 5,355.36, 8,033.40 and 1,459.71

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Solution

The fourth proportional to 5,355.36, 8,033.40 and 1,459.71 is: 2,189.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,355.36 : 8,033.40 = 1,459.71 : x
  2. Step 2: Convert to fraction form
    5,355.36/8,033.40 = 1,459.71/x
  3. Step 3: Cross multiply
    5,355.36x = 8,033.40 × 1,459.71
  4. Step 4: Simplify right side
    5,355.36x = 11,726,434.31
  5. Step 5: Solve for x
    x = 11,726,434.31/5,355.36
  6. Step 6: Final answer
    x = 2,189.66

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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.