Home / 4,917.42-7,358.80-3,069.40

Finding the Fourth Proportional to 4,917.42, 7,358.80 and 3,069.40

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Solution

The fourth proportional to 4,917.42, 7,358.80 and 3,069.40 is: 4,593.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,917.42 : 7,358.80 = 3,069.40 : x
  2. Step 2: Convert to fraction form
    4,917.42/7,358.80 = 3,069.40/x
  3. Step 3: Cross multiply
    4,917.42x = 7,358.80 × 3,069.40
  4. Step 4: Simplify right side
    4,917.42x = 22,587,100.72
  5. Step 5: Solve for x
    x = 22,587,100.72/4,917.42
  6. Step 6: Final answer
    x = 4,593.28

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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.