Home / 9,590.40-13,234.59-5,611.68

Finding the Fourth Proportional to 9,590.40, 13,234.59 and 5,611.68

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Solution

The fourth proportional to 9,590.40, 13,234.59 and 5,611.68 is: 7,744.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,590.40 : 13,234.59 = 5,611.68 : x
  2. Step 2: Convert to fraction form
    9,590.40/13,234.59 = 5,611.68/x
  3. Step 3: Cross multiply
    9,590.40x = 13,234.59 × 5,611.68
  4. Step 4: Simplify right side
    9,590.40x = 74,268,284.01
  5. Step 5: Solve for x
    x = 74,268,284.01/9,590.40
  6. Step 6: Final answer
    x = 7,744.02

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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.