Home / 8,766.65-13,129.02-4,811.83

Finding the Fourth Proportional to 8,766.65, 13,129.02 and 4,811.83

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Solution

The fourth proportional to 8,766.65, 13,129.02 and 4,811.83 is: 7,206.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,766.65 : 13,129.02 = 4,811.83 : x
  2. Step 2: Convert to fraction form
    8,766.65/13,129.02 = 4,811.83/x
  3. Step 3: Cross multiply
    8,766.65x = 13,129.02 × 4,811.83
  4. Step 4: Simplify right side
    8,766.65x = 63,174,579.48
  5. Step 5: Solve for x
    x = 63,174,579.48/8,766.65
  6. Step 6: Final answer
    x = 7,206.24

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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.