Home / 7,350.04-11,017.76-3,449.89

Finding the Fourth Proportional to 7,350.04, 11,017.76 and 3,449.89

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Solution

The fourth proportional to 7,350.04, 11,017.76 and 3,449.89 is: 5,171.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,350.04 : 11,017.76 = 3,449.89 : x
  2. Step 2: Convert to fraction form
    7,350.04/11,017.76 = 3,449.89/x
  3. Step 3: Cross multiply
    7,350.04x = 11,017.76 × 3,449.89
  4. Step 4: Simplify right side
    7,350.04x = 38,010,004.96
  5. Step 5: Solve for x
    x = 38,010,004.96/7,350.04
  6. Step 6: Final answer
    x = 5,171.40

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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.