Home / 5,881.60-8,823.36-1,986.24

Finding the Fourth Proportional to 5,881.60, 8,823.36 and 1,986.24

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Solution

The fourth proportional to 5,881.60, 8,823.36 and 1,986.24 is: 2,979.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,881.60 : 8,823.36 = 1,986.24 : x
  2. Step 2: Convert to fraction form
    5,881.60/8,823.36 = 1,986.24/x
  3. Step 3: Cross multiply
    5,881.60x = 8,823.36 × 1,986.24
  4. Step 4: Simplify right side
    5,881.60x = 17,525,310.57
  5. Step 5: Solve for x
    x = 17,525,310.57/5,881.60
  6. Step 6: Final answer
    x = 2,979.68

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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.