Home / 11,047.08-16,574.27-4,478.79

Finding the Fourth Proportional to 11,047.08, 16,574.27 and 4,478.79

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Solution

The fourth proportional to 11,047.08, 16,574.27 and 4,478.79 is: 6,719.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,047.08 : 16,574.27 = 4,478.79 : x
  2. Step 2: Convert to fraction form
    11,047.08/16,574.27 = 4,478.79/x
  3. Step 3: Cross multiply
    11,047.08x = 16,574.27 × 4,478.79
  4. Step 4: Simplify right side
    11,047.08x = 74,232,674.73
  5. Step 5: Solve for x
    x = 74,232,674.73/11,047.08
  6. Step 6: Final answer
    x = 6,719.66

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1.5x scale

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.