Home / 12,103.04-16,701.60-6,798.08

Finding the Fourth Proportional to 12,103.04, 16,701.60 and 6,798.08

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Solution

The fourth proportional to 12,103.04, 16,701.60 and 6,798.08 is: 9,381.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,103.04 : 16,701.60 = 6,798.08 : x
  2. Step 2: Convert to fraction form
    12,103.04/16,701.60 = 6,798.08/x
  3. Step 3: Cross multiply
    12,103.04x = 16,701.60 × 6,798.08
  4. Step 4: Simplify right side
    12,103.04x = 113,538,812.93
  5. Step 5: Solve for x
    x = 113,538,812.93/12,103.04
  6. Step 6: Final answer
    x = 9,381.02

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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.