Home / 10,203.84-15,295.68-4,354.56

Finding the Fourth Proportional to 10,203.84, 15,295.68 and 4,354.56

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Solution

The fourth proportional to 10,203.84, 15,295.68 and 4,354.56 is: 6,527.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,203.84 : 15,295.68 = 4,354.56 : x
  2. Step 2: Convert to fraction form
    10,203.84/15,295.68 = 4,354.56/x
  3. Step 3: Cross multiply
    10,203.84x = 15,295.68 × 4,354.56
  4. Step 4: Simplify right side
    10,203.84x = 66,605,956.30
  5. Step 5: Solve for x
    x = 66,605,956.30/10,203.84
  6. Step 6: Final answer
    x = 6,527.54

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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.