Home / 8,363.16-12,545.70-2,814.60

Finding the Fourth Proportional to 8,363.16, 12,545.70 and 2,814.60

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Solution

The fourth proportional to 8,363.16, 12,545.70 and 2,814.60 is: 4,222.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,363.16 : 12,545.70 = 2,814.60 : x
  2. Step 2: Convert to fraction form
    8,363.16/12,545.70 = 2,814.60/x
  3. Step 3: Cross multiply
    8,363.16x = 12,545.70 × 2,814.60
  4. Step 4: Simplify right side
    8,363.16x = 35,311,127.22
  5. Step 5: Solve for x
    x = 35,311,127.22/8,363.16
  6. Step 6: Final answer
    x = 4,222.22

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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.