Home / 10,349.21-15,523.45-3,329.69

Finding the Fourth Proportional to 10,349.21, 15,523.45 and 3,329.69

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Solution

The fourth proportional to 10,349.21, 15,523.45 and 3,329.69 is: 4,994.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,349.21 : 15,523.45 = 3,329.69 : x
  2. Step 2: Convert to fraction form
    10,349.21/15,523.45 = 3,329.69/x
  3. Step 3: Cross multiply
    10,349.21x = 15,523.45 × 3,329.69
  4. Step 4: Simplify right side
    10,349.21x = 51,688,343.10
  5. Step 5: Solve for x
    x = 51,688,343.10/10,349.21
  6. Step 6: Final answer
    x = 4,994.43

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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.