Home / 5,684.02-8,528.04-1,987.27

Finding the Fourth Proportional to 5,684.02, 8,528.04 and 1,987.27

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Solution

The fourth proportional to 5,684.02, 8,528.04 and 1,987.27 is: 2,981.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,684.02 : 8,528.04 = 1,987.27 : x
  2. Step 2: Convert to fraction form
    5,684.02/8,528.04 = 1,987.27/x
  3. Step 3: Cross multiply
    5,684.02x = 8,528.04 × 1,987.27
  4. Step 4: Simplify right side
    5,684.02x = 16,947,518.05
  5. Step 5: Solve for x
    x = 16,947,518.05/5,684.02
  6. Step 6: Final answer
    x = 2,981.61

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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.