Home / 10,102.96-15,145.38-4,559.32

Finding the Fourth Proportional to 10,102.96, 15,145.38 and 4,559.32

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Solution

The fourth proportional to 10,102.96, 15,145.38 and 4,559.32 is: 6,834.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,102.96 : 15,145.38 = 4,559.32 : x
  2. Step 2: Convert to fraction form
    10,102.96/15,145.38 = 4,559.32/x
  3. Step 3: Cross multiply
    10,102.96x = 15,145.38 × 4,559.32
  4. Step 4: Simplify right side
    10,102.96x = 69,052,633.94
  5. Step 5: Solve for x
    x = 69,052,633.94/10,102.96
  6. Step 6: Final answer
    x = 6,834.89

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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.