Home / 8,558.61-11,810.96-5,021.88

Finding the Fourth Proportional to 8,558.61, 11,810.96 and 5,021.88

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Solution

The fourth proportional to 8,558.61, 11,810.96 and 5,021.88 is: 6,930.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,558.61 : 11,810.96 = 5,021.88 : x
  2. Step 2: Convert to fraction form
    8,558.61/11,810.96 = 5,021.88/x
  3. Step 3: Cross multiply
    8,558.61x = 11,810.96 × 5,021.88
  4. Step 4: Simplify right side
    8,558.61x = 59,313,223.80
  5. Step 5: Solve for x
    x = 59,313,223.80/8,558.61
  6. Step 6: Final answer
    x = 6,930.24

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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.