Home / 7,394.58-11,065.95-5,740.56

Finding the Fourth Proportional to 7,394.58, 11,065.95 and 5,740.56

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Solution

The fourth proportional to 7,394.58, 11,065.95 and 5,740.56 is: 8,590.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,394.58 : 11,065.95 = 5,740.56 : x
  2. Step 2: Convert to fraction form
    7,394.58/11,065.95 = 5,740.56/x
  3. Step 3: Cross multiply
    7,394.58x = 11,065.95 × 5,740.56
  4. Step 4: Simplify right side
    7,394.58x = 63,524,749.93
  5. Step 5: Solve for x
    x = 63,524,749.93/7,394.58
  6. Step 6: Final answer
    x = 8,590.72

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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.