Home / 8,484.99-11,708.75-5,125.82

Finding the Fourth Proportional to 8,484.99, 11,708.75 and 5,125.82

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Solution

The fourth proportional to 8,484.99, 11,708.75 and 5,125.82 is: 7,073.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,484.99 : 11,708.75 = 5,125.82 : x
  2. Step 2: Convert to fraction form
    8,484.99/11,708.75 = 5,125.82/x
  3. Step 3: Cross multiply
    8,484.99x = 11,708.75 × 5,125.82
  4. Step 4: Simplify right side
    8,484.99x = 60,016,899.20
  5. Step 5: Solve for x
    x = 60,016,899.20/8,484.99
  6. Step 6: Final answer
    x = 7,073.31

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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.