Home / 11,280.09-15,566.55-6,244.66

Finding the Fourth Proportional to 11,280.09, 15,566.55 and 6,244.66

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Solution

The fourth proportional to 11,280.09, 15,566.55 and 6,244.66 is: 8,617.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,280.09 : 15,566.55 = 6,244.66 : x
  2. Step 2: Convert to fraction form
    11,280.09/15,566.55 = 6,244.66/x
  3. Step 3: Cross multiply
    11,280.09x = 15,566.55 × 6,244.66
  4. Step 4: Simplify right side
    11,280.09x = 97,207,812.12
  5. Step 5: Solve for x
    x = 97,207,812.12/11,280.09
  6. Step 6: Final answer
    x = 8,617.65

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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.