Home / 12,010.20-16,574.88-6,706.08

Finding the Fourth Proportional to 12,010.20, 16,574.88 and 6,706.08

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Solution

The fourth proportional to 12,010.20, 16,574.88 and 6,706.08 is: 9,254.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,010.20 : 16,574.88 = 6,706.08 : x
  2. Step 2: Convert to fraction form
    12,010.20/16,574.88 = 6,706.08/x
  3. Step 3: Cross multiply
    12,010.20x = 16,574.88 × 6,706.08
  4. Step 4: Simplify right side
    12,010.20x = 111,152,471.27
  5. Step 5: Solve for x
    x = 111,152,471.27/12,010.20
  6. Step 6: Final answer
    x = 9,254.84

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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.