Home / 9,280.30-13,921.35-2,706.55

Finding the Fourth Proportional to 9,280.30, 13,921.35 and 2,706.55

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Solution

The fourth proportional to 9,280.30, 13,921.35 and 2,706.55 is: 4,060.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,280.30 : 13,921.35 = 2,706.55 : x
  2. Step 2: Convert to fraction form
    9,280.30/13,921.35 = 2,706.55/x
  3. Step 3: Cross multiply
    9,280.30x = 13,921.35 × 2,706.55
  4. Step 4: Simplify right side
    9,280.30x = 37,678,829.84
  5. Step 5: Solve for x
    x = 37,678,829.84/9,280.30
  6. Step 6: Final answer
    x = 4,060.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.