Home / 3,465.48-5,199.45-1,519.05

Finding the Fourth Proportional to 3,465.48, 5,199.45 and 1,519.05

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Solution

The fourth proportional to 3,465.48, 5,199.45 and 1,519.05 is: 2,279.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465.48 : 5,199.45 = 1,519.05 : x
  2. Step 2: Convert to fraction form
    3,465.48/5,199.45 = 1,519.05/x
  3. Step 3: Cross multiply
    3,465.48x = 5,199.45 × 1,519.05
  4. Step 4: Simplify right side
    3,465.48x = 7,898,224.52
  5. Step 5: Solve for x
    x = 7,898,224.52/3,465.48
  6. Step 6: Final answer
    x = 2,279.11

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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.