Home / 9,106.08-12,570.27-6,123.66

Finding the Fourth Proportional to 9,106.08, 12,570.27 and 6,123.66

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Solution

The fourth proportional to 9,106.08, 12,570.27 and 6,123.66 is: 8,453.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,106.08 : 12,570.27 = 6,123.66 : x
  2. Step 2: Convert to fraction form
    9,106.08/12,570.27 = 6,123.66/x
  3. Step 3: Cross multiply
    9,106.08x = 12,570.27 × 6,123.66
  4. Step 4: Simplify right side
    9,106.08x = 76,976,059.59
  5. Step 5: Solve for x
    x = 76,976,059.59/9,106.08
  6. Step 6: Final answer
    x = 8,453.26

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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.