Home / 5,030.23-7,542.90-1,519.56

Finding the Fourth Proportional to 5,030.23, 7,542.90 and 1,519.56

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Solution

The fourth proportional to 5,030.23, 7,542.90 and 1,519.56 is: 2,278.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,030.23 : 7,542.90 = 1,519.56 : x
  2. Step 2: Convert to fraction form
    5,030.23/7,542.90 = 1,519.56/x
  3. Step 3: Cross multiply
    5,030.23x = 7,542.90 × 1,519.56
  4. Step 4: Simplify right side
    5,030.23x = 11,461,884.85
  5. Step 5: Solve for x
    x = 11,461,884.85/5,030.23
  6. Step 6: Final answer
    x = 2,278.60

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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.