Home / 7,437.51-11,141.55-5,590.71

Finding the Fourth Proportional to 7,437.51, 11,141.55 and 5,590.71

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Solution

The fourth proportional to 7,437.51, 11,141.55 and 5,590.71 is: 8,375.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,437.51 : 11,141.55 = 5,590.71 : x
  2. Step 2: Convert to fraction form
    7,437.51/11,141.55 = 5,590.71/x
  3. Step 3: Cross multiply
    7,437.51x = 11,141.55 × 5,590.71
  4. Step 4: Simplify right side
    7,437.51x = 62,289,175.00
  5. Step 5: Solve for x
    x = 62,289,175.00/7,437.51
  6. Step 6: Final answer
    x = 8,375.00

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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.