Home / 5,554.96-8,331.60-1,659.70

Finding the Fourth Proportional to 5,554.96, 8,331.60 and 1,659.70

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Solution

The fourth proportional to 5,554.96, 8,331.60 and 1,659.70 is: 2,489.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,554.96 : 8,331.60 = 1,659.70 : x
  2. Step 2: Convert to fraction form
    5,554.96/8,331.60 = 1,659.70/x
  3. Step 3: Cross multiply
    5,554.96x = 8,331.60 × 1,659.70
  4. Step 4: Simplify right side
    5,554.96x = 13,827,956.52
  5. Step 5: Solve for x
    x = 13,827,956.52/5,554.96
  6. Step 6: Final answer
    x = 2,489.30

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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.