Home / 4,367.60-6,545.40-2,802.80

Finding the Fourth Proportional to 4,367.60, 6,545.40 and 2,802.80

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Solution

The fourth proportional to 4,367.60, 6,545.40 and 2,802.80 is: 4,200.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,367.60 : 6,545.40 = 2,802.80 : x
  2. Step 2: Convert to fraction form
    4,367.60/6,545.40 = 2,802.80/x
  3. Step 3: Cross multiply
    4,367.60x = 6,545.40 × 2,802.80
  4. Step 4: Simplify right side
    4,367.60x = 18,345,447.12
  5. Step 5: Solve for x
    x = 18,345,447.12/4,367.60
  6. Step 6: Final answer
    x = 4,200.35

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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.