Home / 7,479.34-11,220.93-2,548.26

Finding the Fourth Proportional to 7,479.34, 11,220.93 and 2,548.26

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Solution

The fourth proportional to 7,479.34, 11,220.93 and 2,548.26 is: 3,823.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,479.34 : 11,220.93 = 2,548.26 : x
  2. Step 2: Convert to fraction form
    7,479.34/11,220.93 = 2,548.26/x
  3. Step 3: Cross multiply
    7,479.34x = 11,220.93 × 2,548.26
  4. Step 4: Simplify right side
    7,479.34x = 28,593,847.08
  5. Step 5: Solve for x
    x = 28,593,847.08/7,479.34
  6. Step 6: Final answer
    x = 3,823.05

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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.