Home / 5,809.23-8,714.31-3,485.07

Finding the Fourth Proportional to 5,809.23, 8,714.31 and 3,485.07

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Solution

The fourth proportional to 5,809.23, 8,714.31 and 3,485.07 is: 5,227.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,809.23 : 8,714.31 = 3,485.07 : x
  2. Step 2: Convert to fraction form
    5,809.23/8,714.31 = 3,485.07/x
  3. Step 3: Cross multiply
    5,809.23x = 8,714.31 × 3,485.07
  4. Step 4: Simplify right side
    5,809.23x = 30,369,980.35
  5. Step 5: Solve for x
    x = 30,369,980.35/5,809.23
  6. Step 6: Final answer
    x = 5,227.88

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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.