Home / 9,019.05-13,529.04-2,783.34

Finding the Fourth Proportional to 9,019.05, 13,529.04 and 2,783.34

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Solution

The fourth proportional to 9,019.05, 13,529.04 and 2,783.34 is: 4,175.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,019.05 : 13,529.04 = 2,783.34 : x
  2. Step 2: Convert to fraction form
    9,019.05/13,529.04 = 2,783.34/x
  3. Step 3: Cross multiply
    9,019.05x = 13,529.04 × 2,783.34
  4. Step 4: Simplify right side
    9,019.05x = 37,655,918.19
  5. Step 5: Solve for x
    x = 37,655,918.19/9,019.05
  6. Step 6: Final answer
    x = 4,175.15

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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.