Home / 5,280.90-7,293.62-3,599.41

Finding the Fourth Proportional to 5,280.90, 7,293.62 and 3,599.41

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Solution

The fourth proportional to 5,280.90, 7,293.62 and 3,599.41 is: 4,971.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,280.90 : 7,293.62 = 3,599.41 : x
  2. Step 2: Convert to fraction form
    5,280.90/7,293.62 = 3,599.41/x
  3. Step 3: Cross multiply
    5,280.90x = 7,293.62 × 3,599.41
  4. Step 4: Simplify right side
    5,280.90x = 26,252,743.59
  5. Step 5: Solve for x
    x = 26,252,743.59/5,280.90
  6. Step 6: Final answer
    x = 4,971.27

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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.