Home / 11,003.04-16,502.40-4,078.08

Finding the Fourth Proportional to 11,003.04, 16,502.40 and 4,078.08

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Solution

The fourth proportional to 11,003.04, 16,502.40 and 4,078.08 is: 6,116.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,003.04 : 16,502.40 = 4,078.08 : x
  2. Step 2: Convert to fraction form
    11,003.04/16,502.40 = 4,078.08/x
  3. Step 3: Cross multiply
    11,003.04x = 16,502.40 × 4,078.08
  4. Step 4: Simplify right side
    11,003.04x = 67,298,107.39
  5. Step 5: Solve for x
    x = 67,298,107.39/11,003.04
  6. Step 6: Final answer
    x = 6,116.32

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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.