Home / 8,123.94-11,210.93-4,538.97

Finding the Fourth Proportional to 8,123.94, 11,210.93 and 4,538.97

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Solution

The fourth proportional to 8,123.94, 11,210.93 and 4,538.97 is: 6,263.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,123.94 : 11,210.93 = 4,538.97 : x
  2. Step 2: Convert to fraction form
    8,123.94/11,210.93 = 4,538.97/x
  3. Step 3: Cross multiply
    8,123.94x = 11,210.93 × 4,538.97
  4. Step 4: Simplify right side
    8,123.94x = 50,886,052.25
  5. Step 5: Solve for x
    x = 50,886,052.25/8,123.94
  6. Step 6: Final answer
    x = 6,263.72

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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.