Home / 12,154.24-16,773.12-6,848.80

Finding the Fourth Proportional to 12,154.24, 16,773.12 and 6,848.80

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Solution

The fourth proportional to 12,154.24, 16,773.12 and 6,848.80 is: 9,451.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,154.24 : 16,773.12 = 6,848.80 : x
  2. Step 2: Convert to fraction form
    12,154.24/16,773.12 = 6,848.80/x
  3. Step 3: Cross multiply
    12,154.24x = 16,773.12 × 6,848.80
  4. Step 4: Simplify right side
    12,154.24x = 114,875,744.26
  5. Step 5: Solve for x
    x = 114,875,744.26/12,154.24
  6. Step 6: Final answer
    x = 9,451.50

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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.