Home / 10,813.16-16,221.40-4,573.18

Finding the Fourth Proportional to 10,813.16, 16,221.40 and 4,573.18

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Solution

The fourth proportional to 10,813.16, 16,221.40 and 4,573.18 is: 6,860.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,813.16 : 16,221.40 = 4,573.18 : x
  2. Step 2: Convert to fraction form
    10,813.16/16,221.40 = 4,573.18/x
  3. Step 3: Cross multiply
    10,813.16x = 16,221.40 × 4,573.18
  4. Step 4: Simplify right side
    10,813.16x = 74,183,382.05
  5. Step 5: Solve for x
    x = 74,183,382.05/10,813.16
  6. Step 6: Final answer
    x = 6,860.47

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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.