Home / 9,079.29-13,621.37-3,534.23

Finding the Fourth Proportional to 9,079.29, 13,621.37 and 3,534.23

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Solution

The fourth proportional to 9,079.29, 13,621.37 and 3,534.23 is: 5,302.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,079.29 : 13,621.37 = 3,534.23 : x
  2. Step 2: Convert to fraction form
    9,079.29/13,621.37 = 3,534.23/x
  3. Step 3: Cross multiply
    9,079.29x = 13,621.37 × 3,534.23
  4. Step 4: Simplify right side
    9,079.29x = 48,141,070.88
  5. Step 5: Solve for x
    x = 48,141,070.88/9,079.29
  6. Step 6: Final answer
    x = 5,302.29

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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.