Home / 8,357.40-11,534.92-4,820.13

Finding the Fourth Proportional to 8,357.40, 11,534.92 and 4,820.13

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Solution

The fourth proportional to 8,357.40, 11,534.92 and 4,820.13 is: 6,652.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,357.40 : 11,534.92 = 4,820.13 : x
  2. Step 2: Convert to fraction form
    8,357.40/11,534.92 = 4,820.13/x
  3. Step 3: Cross multiply
    8,357.40x = 11,534.92 × 4,820.13
  4. Step 4: Simplify right side
    8,357.40x = 55,599,813.94
  5. Step 5: Solve for x
    x = 55,599,813.94/8,357.40
  6. Step 6: Final answer
    x = 6,652.76

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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.