Home / 8,980.56-12,393.48-5,001.52

Finding the Fourth Proportional to 8,980.56, 12,393.48 and 5,001.52

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Solution

The fourth proportional to 8,980.56, 12,393.48 and 5,001.52 is: 6,902.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,980.56 : 12,393.48 = 5,001.52 : x
  2. Step 2: Convert to fraction form
    8,980.56/12,393.48 = 5,001.52/x
  3. Step 3: Cross multiply
    8,980.56x = 12,393.48 × 5,001.52
  4. Step 4: Simplify right side
    8,980.56x = 61,986,238.09
  5. Step 5: Solve for x
    x = 61,986,238.09/8,980.56
  6. Step 6: Final answer
    x = 6,902.27

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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.