Home / 5,323.55-7,346.46-3,085.39

Finding the Fourth Proportional to 5,323.55, 7,346.46 and 3,085.39

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Solution

The fourth proportional to 5,323.55, 7,346.46 and 3,085.39 is: 4,257.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,323.55 : 7,346.46 = 3,085.39 : x
  2. Step 2: Convert to fraction form
    5,323.55/7,346.46 = 3,085.39/x
  3. Step 3: Cross multiply
    5,323.55x = 7,346.46 × 3,085.39
  4. Step 4: Simplify right side
    5,323.55x = 22,666,694.22
  5. Step 5: Solve for x
    x = 22,666,694.22/5,323.55
  6. Step 6: Final answer
    x = 4,257.82

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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.