Home / 8,280.33-11,426.86-4,554.33

Finding the Fourth Proportional to 8,280.33, 11,426.86 and 4,554.33

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Solution

The fourth proportional to 8,280.33, 11,426.86 and 4,554.33 is: 6,284.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,280.33 : 11,426.86 = 4,554.33 : x
  2. Step 2: Convert to fraction form
    8,280.33/11,426.86 = 4,554.33/x
  3. Step 3: Cross multiply
    8,280.33x = 11,426.86 × 4,554.33
  4. Step 4: Simplify right side
    8,280.33x = 52,041,668.53
  5. Step 5: Solve for x
    x = 52,041,668.53/8,280.33
  6. Step 6: Final answer
    x = 6,284.98

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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.