Home / 5,507.34-8,259.93-1,611.78

Finding the Fourth Proportional to 5,507.34, 8,259.93 and 1,611.78

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Solution

The fourth proportional to 5,507.34, 8,259.93 and 1,611.78 is: 2,417.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,507.34 : 8,259.93 = 1,611.78 : x
  2. Step 2: Convert to fraction form
    5,507.34/8,259.93 = 1,611.78/x
  3. Step 3: Cross multiply
    5,507.34x = 8,259.93 × 1,611.78
  4. Step 4: Simplify right side
    5,507.34x = 13,313,189.98
  5. Step 5: Solve for x
    x = 13,313,189.98/5,507.34
  6. Step 6: Final answer
    x = 2,417.35

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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.