Home / 10,561.06-15,841.24-5,018.38

Finding the Fourth Proportional to 10,561.06, 15,841.24 and 5,018.38

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Solution

The fourth proportional to 10,561.06, 15,841.24 and 5,018.38 is: 7,527.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,561.06 : 15,841.24 = 5,018.38 : x
  2. Step 2: Convert to fraction form
    10,561.06/15,841.24 = 5,018.38/x
  3. Step 3: Cross multiply
    10,561.06x = 15,841.24 × 5,018.38
  4. Step 4: Simplify right side
    10,561.06x = 79,497,361.99
  5. Step 5: Solve for x
    x = 79,497,361.99/10,561.06
  6. Step 6: Final answer
    x = 7,527.40

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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.