Home / 5,590.80-7,708.98-3,571.50

Finding the Fourth Proportional to 5,590.80, 7,708.98 and 3,571.50

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Solution

The fourth proportional to 5,590.80, 7,708.98 and 3,571.50 is: 4,924.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,590.80 : 7,708.98 = 3,571.50 : x
  2. Step 2: Convert to fraction form
    5,590.80/7,708.98 = 3,571.50/x
  3. Step 3: Cross multiply
    5,590.80x = 7,708.98 × 3,571.50
  4. Step 4: Simplify right side
    5,590.80x = 27,532,622.07
  5. Step 5: Solve for x
    x = 27,532,622.07/5,590.80
  6. Step 6: Final answer
    x = 4,924.63

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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.