Home / 5,840.29-8,760.44-1,680.89

Finding the Fourth Proportional to 5,840.29, 8,760.44 and 1,680.89

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Solution

The fourth proportional to 5,840.29, 8,760.44 and 1,680.89 is: 2,521.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,840.29 : 8,760.44 = 1,680.89 : x
  2. Step 2: Convert to fraction form
    5,840.29/8,760.44 = 1,680.89/x
  3. Step 3: Cross multiply
    5,840.29x = 8,760.44 × 1,680.89
  4. Step 4: Simplify right side
    5,840.29x = 14,725,335.99
  5. Step 5: Solve for x
    x = 14,725,335.99/5,840.29
  6. Step 6: Final answer
    x = 2,521.34

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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.