Home / 10,119.58-15,199.38-6,125.04

Finding the Fourth Proportional to 10,119.58, 15,199.38 and 6,125.04

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Solution

The fourth proportional to 10,119.58, 15,199.38 and 6,125.04 is: 9,199.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,119.58 : 15,199.38 = 6,125.04 : x
  2. Step 2: Convert to fraction form
    10,119.58/15,199.38 = 6,125.04/x
  3. Step 3: Cross multiply
    10,119.58x = 15,199.38 × 6,125.04
  4. Step 4: Simplify right side
    10,119.58x = 93,096,787.51
  5. Step 5: Solve for x
    x = 93,096,787.51/10,119.58
  6. Step 6: Final answer
    x = 9,199.67

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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.