Home / 5,670.41-8,506.37-1,721.20

Finding the Fourth Proportional to 5,670.41, 8,506.37 and 1,721.20

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Solution

The fourth proportional to 5,670.41, 8,506.37 and 1,721.20 is: 2,582.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,670.41 : 8,506.37 = 1,721.20 : x
  2. Step 2: Convert to fraction form
    5,670.41/8,506.37 = 1,721.20/x
  3. Step 3: Cross multiply
    5,670.41x = 8,506.37 × 1,721.20
  4. Step 4: Simplify right side
    5,670.41x = 14,641,153.35
  5. Step 5: Solve for x
    x = 14,641,153.35/5,670.41
  6. Step 6: Final answer
    x = 2,582.03

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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.