Home / 8,561.25-11,810.76-5,022.87

Finding the Fourth Proportional to 8,561.25, 11,810.76 and 5,022.87

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Solution

The fourth proportional to 8,561.25, 11,810.76 and 5,022.87 is: 6,929.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,561.25 : 11,810.76 = 5,022.87 : x
  2. Step 2: Convert to fraction form
    8,561.25/11,810.76 = 5,022.87/x
  3. Step 3: Cross multiply
    8,561.25x = 11,810.76 × 5,022.87
  4. Step 4: Simplify right side
    8,561.25x = 59,323,912.08
  5. Step 5: Solve for x
    x = 59,323,912.08/8,561.25
  6. Step 6: Final answer
    x = 6,929.35

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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.