Home / 12,763.13-19,116.98-6,175.50

Finding the Fourth Proportional to 12,763.13, 19,116.98 and 6,175.50

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Solution

The fourth proportional to 12,763.13, 19,116.98 and 6,175.50 is: 9,249.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,763.13 : 19,116.98 = 6,175.50 : x
  2. Step 2: Convert to fraction form
    12,763.13/19,116.98 = 6,175.50/x
  3. Step 3: Cross multiply
    12,763.13x = 19,116.98 × 6,175.50
  4. Step 4: Simplify right side
    12,763.13x = 118,056,909.99
  5. Step 5: Solve for x
    x = 118,056,909.99/12,763.13
  6. Step 6: Final answer
    x = 9,249.84

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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.