Home / 11,280.77-15,566.89-6,176.15

Finding the Fourth Proportional to 11,280.77, 15,566.89 and 6,176.15

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Solution

The fourth proportional to 11,280.77, 15,566.89 and 6,176.15 is: 8,522.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,280.77 : 15,566.89 = 6,176.15 : x
  2. Step 2: Convert to fraction form
    11,280.77/15,566.89 = 6,176.15/x
  3. Step 3: Cross multiply
    11,280.77x = 15,566.89 × 6,176.15
  4. Step 4: Simplify right side
    11,280.77x = 96,143,447.67
  5. Step 5: Solve for x
    x = 96,143,447.67/11,280.77
  6. Step 6: Final answer
    x = 8,522.77

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1.5x scale

Why These Related Problems?

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