Home / 8,130.49-12,194.45-2,583.10

Finding the Fourth Proportional to 8,130.49, 12,194.45 and 2,583.10

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Solution

The fourth proportional to 8,130.49, 12,194.45 and 2,583.10 is: 3,874.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,130.49 : 12,194.45 = 2,583.10 : x
  2. Step 2: Convert to fraction form
    8,130.49/12,194.45 = 2,583.10/x
  3. Step 3: Cross multiply
    8,130.49x = 12,194.45 × 2,583.10
  4. Step 4: Simplify right side
    8,130.49x = 31,499,483.80
  5. Step 5: Solve for x
    x = 31,499,483.80/8,130.49
  6. Step 6: Final answer
    x = 3,874.24

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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.