Home / 10,003.03-15,004.55-2,607.47

Finding the Fourth Proportional to 10,003.03, 15,004.55 and 2,607.47

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Solution

The fourth proportional to 10,003.03, 15,004.55 and 2,607.47 is: 3,911.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,003.03 : 15,004.55 = 2,607.47 : x
  2. Step 2: Convert to fraction form
    10,003.03/15,004.55 = 2,607.47/x
  3. Step 3: Cross multiply
    10,003.03x = 15,004.55 × 2,607.47
  4. Step 4: Simplify right side
    10,003.03x = 39,123,913.99
  5. Step 5: Solve for x
    x = 39,123,913.99/10,003.03
  6. Step 6: Final answer
    x = 3,911.21

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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.