Home / 5,017.21-7,521.71-1,895.45

Finding the Fourth Proportional to 5,017.21, 7,521.71 and 1,895.45

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Solution

The fourth proportional to 5,017.21, 7,521.71 and 1,895.45 is: 2,841.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,017.21 : 7,521.71 = 1,895.45 : x
  2. Step 2: Convert to fraction form
    5,017.21/7,521.71 = 1,895.45/x
  3. Step 3: Cross multiply
    5,017.21x = 7,521.71 × 1,895.45
  4. Step 4: Simplify right side
    5,017.21x = 14,257,025.22
  5. Step 5: Solve for x
    x = 14,257,025.22/5,017.21
  6. Step 6: Final answer
    x = 2,841.62

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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.