Home / 5,810.30-8,018.17-3,157.64

Finding the Fourth Proportional to 5,810.30, 8,018.17 and 3,157.64

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Solution

The fourth proportional to 5,810.30, 8,018.17 and 3,157.64 is: 4,357.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,810.30 : 8,018.17 = 3,157.64 : x
  2. Step 2: Convert to fraction form
    5,810.30/8,018.17 = 3,157.64/x
  3. Step 3: Cross multiply
    5,810.30x = 8,018.17 × 3,157.64
  4. Step 4: Simplify right side
    5,810.30x = 25,318,494.32
  5. Step 5: Solve for x
    x = 25,318,494.32/5,810.30
  6. Step 6: Final answer
    x = 4,357.52

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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.