Home / 10,172.05-15,265.89-4,551.46

Finding the Fourth Proportional to 10,172.05, 15,265.89 and 4,551.46

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Solution

The fourth proportional to 10,172.05, 15,265.89 and 4,551.46 is: 6,830.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,172.05 : 15,265.89 = 4,551.46 : x
  2. Step 2: Convert to fraction form
    10,172.05/15,265.89 = 4,551.46/x
  3. Step 3: Cross multiply
    10,172.05x = 15,265.89 × 4,551.46
  4. Step 4: Simplify right side
    10,172.05x = 69,482,106.78
  5. Step 5: Solve for x
    x = 69,482,106.78/10,172.05
  6. Step 6: Final answer
    x = 6,830.69

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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.