Home / 5,263.22-7,895.30-1,515.02

Finding the Fourth Proportional to 5,263.22, 7,895.30 and 1,515.02

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Solution

The fourth proportional to 5,263.22, 7,895.30 and 1,515.02 is: 2,272.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,263.22 : 7,895.30 = 1,515.02 : x
  2. Step 2: Convert to fraction form
    5,263.22/7,895.30 = 1,515.02/x
  3. Step 3: Cross multiply
    5,263.22x = 7,895.30 × 1,515.02
  4. Step 4: Simplify right side
    5,263.22x = 11,961,537.41
  5. Step 5: Solve for x
    x = 11,961,537.41/5,263.22
  6. Step 6: Final answer
    x = 2,272.67

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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.