Home / 10,315.34-15,473.90-3,296.35

Finding the Fourth Proportional to 10,315.34, 15,473.90 and 3,296.35

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Solution

The fourth proportional to 10,315.34, 15,473.90 and 3,296.35 is: 4,944.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,315.34 : 15,473.90 = 3,296.35 : x
  2. Step 2: Convert to fraction form
    10,315.34/15,473.90 = 3,296.35/x
  3. Step 3: Cross multiply
    10,315.34x = 15,473.90 × 3,296.35
  4. Step 4: Simplify right side
    10,315.34x = 51,007,390.27
  5. Step 5: Solve for x
    x = 51,007,390.27/10,315.34
  6. Step 6: Final answer
    x = 4,944.81

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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.