Home / 5,680.02-8,520.97-1,784.19

Finding the Fourth Proportional to 5,680.02, 8,520.97 and 1,784.19

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Solution

The fourth proportional to 5,680.02, 8,520.97 and 1,784.19 is: 2,676.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,680.02 : 8,520.97 = 1,784.19 : x
  2. Step 2: Convert to fraction form
    5,680.02/8,520.97 = 1,784.19/x
  3. Step 3: Cross multiply
    5,680.02x = 8,520.97 × 1,784.19
  4. Step 4: Simplify right side
    5,680.02x = 15,203,029.46
  5. Step 5: Solve for x
    x = 15,203,029.46/5,680.02
  6. Step 6: Final answer
    x = 2,676.58

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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.