Home / 12,152.40-16,769.52-6,847.08

Finding the Fourth Proportional to 12,152.40, 16,769.52 and 6,847.08

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Solution

The fourth proportional to 12,152.40, 16,769.52 and 6,847.08 is: 9,448.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,152.40 : 16,769.52 = 6,847.08 : x
  2. Step 2: Convert to fraction form
    12,152.40/16,769.52 = 6,847.08/x
  3. Step 3: Cross multiply
    12,152.40x = 16,769.52 × 6,847.08
  4. Step 4: Simplify right side
    12,152.40x = 114,822,245.00
  5. Step 5: Solve for x
    x = 114,822,245.00/12,152.40
  6. Step 6: Final answer
    x = 9,448.52

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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.