Home / 9,079.43-13,599.99-4,153.21

Finding the Fourth Proportional to 9,079.43, 13,599.99 and 4,153.21

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Solution

The fourth proportional to 9,079.43, 13,599.99 and 4,153.21 is: 6,221.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,079.43 : 13,599.99 = 4,153.21 : x
  2. Step 2: Convert to fraction form
    9,079.43/13,599.99 = 4,153.21/x
  3. Step 3: Cross multiply
    9,079.43x = 13,599.99 × 4,153.21
  4. Step 4: Simplify right side
    9,079.43x = 56,483,580.47
  5. Step 5: Solve for x
    x = 56,483,580.47/9,079.43
  6. Step 6: Final answer
    x = 6,221.05

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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.