Home / 11,078.04-16,615.96-4,153.08

Finding the Fourth Proportional to 11,078.04, 16,615.96 and 4,153.08

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Solution

The fourth proportional to 11,078.04, 16,615.96 and 4,153.08 is: 6,229.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,078.04 : 16,615.96 = 4,153.08 : x
  2. Step 2: Convert to fraction form
    11,078.04/16,615.96 = 4,153.08/x
  3. Step 3: Cross multiply
    11,078.04x = 16,615.96 × 4,153.08
  4. Step 4: Simplify right side
    11,078.04x = 69,007,411.16
  5. Step 5: Solve for x
    x = 69,007,411.16/11,078.04
  6. Step 6: Final answer
    x = 6,229.21

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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.