Home / 8,723.85-12,038.67-4,745.13

Finding the Fourth Proportional to 8,723.85, 12,038.67 and 4,745.13

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Solution

The fourth proportional to 8,723.85, 12,038.67 and 4,745.13 is: 6,548.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,723.85 : 12,038.67 = 4,745.13 : x
  2. Step 2: Convert to fraction form
    8,723.85/12,038.67 = 4,745.13/x
  3. Step 3: Cross multiply
    8,723.85x = 12,038.67 × 4,745.13
  4. Step 4: Simplify right side
    8,723.85x = 57,125,054.18
  5. Step 5: Solve for x
    x = 57,125,054.18/8,723.85
  6. Step 6: Final answer
    x = 6,548.15

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