Home / 5,374.81-7,417.47-3,017.17

Finding the Fourth Proportional to 5,374.81, 7,417.47 and 3,017.17

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Solution

The fourth proportional to 5,374.81, 7,417.47 and 3,017.17 is: 4,163.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,374.81 : 7,417.47 = 3,017.17 : x
  2. Step 2: Convert to fraction form
    5,374.81/7,417.47 = 3,017.17/x
  3. Step 3: Cross multiply
    5,374.81x = 7,417.47 × 3,017.17
  4. Step 4: Simplify right side
    5,374.81x = 22,379,767.96
  5. Step 5: Solve for x
    x = 22,379,767.96/5,374.81
  6. Step 6: Final answer
    x = 4,163.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.