Home / 5,918.58-8,877.68-2,407.55

Finding the Fourth Proportional to 5,918.58, 8,877.68 and 2,407.55

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Solution

The fourth proportional to 5,918.58, 8,877.68 and 2,407.55 is: 3,611.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,918.58 : 8,877.68 = 2,407.55 : x
  2. Step 2: Convert to fraction form
    5,918.58/8,877.68 = 2,407.55/x
  3. Step 3: Cross multiply
    5,918.58x = 8,877.68 × 2,407.55
  4. Step 4: Simplify right side
    5,918.58x = 21,373,402.06
  5. Step 5: Solve for x
    x = 21,373,402.06/5,918.58
  6. Step 6: Final answer
    x = 3,611.24

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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.