Home / 10,247.08-14,140.82-5,770.84

Finding the Fourth Proportional to 10,247.08, 14,140.82 and 5,770.84

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Solution

The fourth proportional to 10,247.08, 14,140.82 and 5,770.84 is: 7,963.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,247.08 : 14,140.82 = 5,770.84 : x
  2. Step 2: Convert to fraction form
    10,247.08/14,140.82 = 5,770.84/x
  3. Step 3: Cross multiply
    10,247.08x = 14,140.82 × 5,770.84
  4. Step 4: Simplify right side
    10,247.08x = 81,604,409.69
  5. Step 5: Solve for x
    x = 81,604,409.69/10,247.08
  6. Step 6: Final answer
    x = 7,963.67

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1.5x scale

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.