Home / 5,327.60-7,351.74-3,089.30

Finding the Fourth Proportional to 5,327.60, 7,351.74 and 3,089.30

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Solution

The fourth proportional to 5,327.60, 7,351.74 and 3,089.30 is: 4,263.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,327.60 : 7,351.74 = 3,089.30 : x
  2. Step 2: Convert to fraction form
    5,327.60/7,351.74 = 3,089.30/x
  3. Step 3: Cross multiply
    5,327.60x = 7,351.74 × 3,089.30
  4. Step 4: Simplify right side
    5,327.60x = 22,711,730.38
  5. Step 5: Solve for x
    x = 22,711,730.38/5,327.60
  6. Step 6: Final answer
    x = 4,263.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.