Home / 11,184.34-15,434.42-6,149.08

Finding the Fourth Proportional to 11,184.34, 15,434.42 and 6,149.08

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Solution

The fourth proportional to 11,184.34, 15,434.42 and 6,149.08 is: 8,485.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,184.34 : 15,434.42 = 6,149.08 : x
  2. Step 2: Convert to fraction form
    11,184.34/15,434.42 = 6,149.08/x
  3. Step 3: Cross multiply
    11,184.34x = 15,434.42 × 6,149.08
  4. Step 4: Simplify right side
    11,184.34x = 94,907,406.16
  5. Step 5: Solve for x
    x = 94,907,406.16/11,184.34
  6. Step 6: Final answer
    x = 8,485.74

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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.