Home / 12,193.04-18,285.24-5,263.76

Finding the Fourth Proportional to 12,193.04, 18,285.24 and 5,263.76

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Solution

The fourth proportional to 12,193.04, 18,285.24 and 5,263.76 is: 7,893.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,193.04 : 18,285.24 = 5,263.76 : x
  2. Step 2: Convert to fraction form
    12,193.04/18,285.24 = 5,263.76/x
  3. Step 3: Cross multiply
    12,193.04x = 18,285.24 × 5,263.76
  4. Step 4: Simplify right side
    12,193.04x = 96,249,114.90
  5. Step 5: Solve for x
    x = 96,249,114.90/12,193.04
  6. Step 6: Final answer
    x = 7,893.78

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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.