Home / 5,078.03-7,614.99-3,435.05

Finding the Fourth Proportional to 5,078.03, 7,614.99 and 3,435.05

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Solution

The fourth proportional to 5,078.03, 7,614.99 and 3,435.05 is: 5,151.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,078.03 : 7,614.99 = 3,435.05 : x
  2. Step 2: Convert to fraction form
    5,078.03/7,614.99 = 3,435.05/x
  3. Step 3: Cross multiply
    5,078.03x = 7,614.99 × 3,435.05
  4. Step 4: Simplify right side
    5,078.03x = 26,157,871.40
  5. Step 5: Solve for x
    x = 26,157,871.40/5,078.03
  6. Step 6: Final answer
    x = 5,151.18

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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.