Home / 7,551.65-11,321.86-4,590.70

Finding the Fourth Proportional to 7,551.65, 11,321.86 and 4,590.70

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Solution

The fourth proportional to 7,551.65, 11,321.86 and 4,590.70 is: 6,882.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,551.65 : 11,321.86 = 4,590.70 : x
  2. Step 2: Convert to fraction form
    7,551.65/11,321.86 = 4,590.70/x
  3. Step 3: Cross multiply
    7,551.65x = 11,321.86 × 4,590.70
  4. Step 4: Simplify right side
    7,551.65x = 51,975,262.70
  5. Step 5: Solve for x
    x = 51,975,262.70/7,551.65
  6. Step 6: Final answer
    x = 6,882.64

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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.