Home / 10,966.38-15,130.35-6,250.38

Finding the Fourth Proportional to 10,966.38, 15,130.35 and 6,250.38

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Solution

The fourth proportional to 10,966.38, 15,130.35 and 6,250.38 is: 8,623.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,966.38 : 15,130.35 = 6,250.38 : x
  2. Step 2: Convert to fraction form
    10,966.38/15,130.35 = 6,250.38/x
  3. Step 3: Cross multiply
    10,966.38x = 15,130.35 × 6,250.38
  4. Step 4: Simplify right side
    10,966.38x = 94,570,437.03
  5. Step 5: Solve for x
    x = 94,570,437.03/10,966.38
  6. Step 6: Final answer
    x = 8,623.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.