Home / 5,479.04-8,217.36-1,582.60

Finding the Fourth Proportional to 5,479.04, 8,217.36 and 1,582.60

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Solution

The fourth proportional to 5,479.04, 8,217.36 and 1,582.60 is: 2,373.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,479.04 : 8,217.36 = 1,582.60 : x
  2. Step 2: Convert to fraction form
    5,479.04/8,217.36 = 1,582.60/x
  3. Step 3: Cross multiply
    5,479.04x = 8,217.36 × 1,582.60
  4. Step 4: Simplify right side
    5,479.04x = 13,004,793.94
  5. Step 5: Solve for x
    x = 13,004,793.94/5,479.04
  6. Step 6: Final answer
    x = 2,373.55

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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.