Home / 4,658.68-6,987.96-1,885.32

Finding the Fourth Proportional to 4,658.68, 6,987.96 and 1,885.32

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Solution

The fourth proportional to 4,658.68, 6,987.96 and 1,885.32 is: 2,827.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,658.68 : 6,987.96 = 1,885.32 : x
  2. Step 2: Convert to fraction form
    4,658.68/6,987.96 = 1,885.32/x
  3. Step 3: Cross multiply
    4,658.68x = 6,987.96 × 1,885.32
  4. Step 4: Simplify right side
    4,658.68x = 13,174,540.75
  5. Step 5: Solve for x
    x = 13,174,540.75/4,658.68
  6. Step 6: Final answer
    x = 2,827.96

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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.