Home / 8,359.24-12,539.70-3,095.66

Finding the Fourth Proportional to 8,359.24, 12,539.70 and 3,095.66

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Solution

The fourth proportional to 8,359.24, 12,539.70 and 3,095.66 is: 4,643.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,359.24 : 12,539.70 = 3,095.66 : x
  2. Step 2: Convert to fraction form
    8,359.24/12,539.70 = 3,095.66/x
  3. Step 3: Cross multiply
    8,359.24x = 12,539.70 × 3,095.66
  4. Step 4: Simplify right side
    8,359.24x = 38,818,647.70
  5. Step 5: Solve for x
    x = 38,818,647.70/8,359.24
  6. Step 6: Final answer
    x = 4,643.80

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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.