Home / 9,133.17-13,700.36-3,209.34

Finding the Fourth Proportional to 9,133.17, 13,700.36 and 3,209.34

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Solution

The fourth proportional to 9,133.17, 13,700.36 and 3,209.34 is: 4,814.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,133.17 : 13,700.36 = 3,209.34 : x
  2. Step 2: Convert to fraction form
    9,133.17/13,700.36 = 3,209.34/x
  3. Step 3: Cross multiply
    9,133.17x = 13,700.36 × 3,209.34
  4. Step 4: Simplify right side
    9,133.17x = 43,969,113.36
  5. Step 5: Solve for x
    x = 43,969,113.36/9,133.17
  6. Step 6: Final answer
    x = 4,814.22

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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.