Home / 12,152.08-16,769.49-6,846.78

Finding the Fourth Proportional to 12,152.08, 16,769.49 and 6,846.78

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Solution

The fourth proportional to 12,152.08, 16,769.49 and 6,846.78 is: 9,448.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,152.08 : 16,769.49 = 6,846.78 : x
  2. Step 2: Convert to fraction form
    12,152.08/16,769.49 = 6,846.78/x
  3. Step 3: Cross multiply
    12,152.08x = 16,769.49 × 6,846.78
  4. Step 4: Simplify right side
    12,152.08x = 114,817,008.74
  5. Step 5: Solve for x
    x = 114,817,008.74/12,152.08
  6. Step 6: Final answer
    x = 9,448.34

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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.