Home / 10,057.99-15,083.70-7,291.03

Finding the Fourth Proportional to 10,057.99, 15,083.70 and 7,291.03

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Solution

The fourth proportional to 10,057.99, 15,083.70 and 7,291.03 is: 10,934.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,057.99 : 15,083.70 = 7,291.03 : x
  2. Step 2: Convert to fraction form
    10,057.99/15,083.70 = 7,291.03/x
  3. Step 3: Cross multiply
    10,057.99x = 15,083.70 × 7,291.03
  4. Step 4: Simplify right side
    10,057.99x = 109,975,709.21
  5. Step 5: Solve for x
    x = 109,975,709.21/10,057.99
  6. Step 6: Final answer
    x = 10,934.16

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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.