Home / 11,875.01-17,798.21-4,372.55

Finding the Fourth Proportional to 11,875.01, 17,798.21 and 4,372.55

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Solution

The fourth proportional to 11,875.01, 17,798.21 and 4,372.55 is: 6,553.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,875.01 : 17,798.21 = 4,372.55 : x
  2. Step 2: Convert to fraction form
    11,875.01/17,798.21 = 4,372.55/x
  3. Step 3: Cross multiply
    11,875.01x = 17,798.21 × 4,372.55
  4. Step 4: Simplify right side
    11,875.01x = 77,823,452.28
  5. Step 5: Solve for x
    x = 77,823,452.28/11,875.01
  6. Step 6: Final answer
    x = 6,553.55

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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.