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Finding the Fourth Proportional to 5,860.88, 8,774.72 and 4,684.80

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Solution

The fourth proportional to 5,860.88, 8,774.72 and 4,684.80 is: 7,013.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,860.88 : 8,774.72 = 4,684.80 : x
  2. Step 2: Convert to fraction form
    5,860.88/8,774.72 = 4,684.80/x
  3. Step 3: Cross multiply
    5,860.88x = 8,774.72 × 4,684.80
  4. Step 4: Simplify right side
    5,860.88x = 41,107,808.26
  5. Step 5: Solve for x
    x = 41,107,808.26/5,860.88
  6. Step 6: Final answer
    x = 7,013.93

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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.