Home / 8,954.02-13,430.08-2,380.87

Finding the Fourth Proportional to 8,954.02, 13,430.08 and 2,380.87

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Solution

The fourth proportional to 8,954.02, 13,430.08 and 2,380.87 is: 3,571.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,954.02 : 13,430.08 = 2,380.87 : x
  2. Step 2: Convert to fraction form
    8,954.02/13,430.08 = 2,380.87/x
  3. Step 3: Cross multiply
    8,954.02x = 13,430.08 × 2,380.87
  4. Step 4: Simplify right side
    8,954.02x = 31,975,249.86
  5. Step 5: Solve for x
    x = 31,975,249.86/8,954.02
  6. Step 6: Final answer
    x = 3,571.05

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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.