Home / 5,679.10-8,520.01-2,393.13

Finding the Fourth Proportional to 5,679.10, 8,520.01 and 2,393.13

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Solution

The fourth proportional to 5,679.10, 8,520.01 and 2,393.13 is: 3,590.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,679.10 : 8,520.01 = 2,393.13 : x
  2. Step 2: Convert to fraction form
    5,679.10/8,520.01 = 2,393.13/x
  3. Step 3: Cross multiply
    5,679.10x = 8,520.01 × 2,393.13
  4. Step 4: Simplify right side
    5,679.10x = 20,389,497.51
  5. Step 5: Solve for x
    x = 20,389,497.51/5,679.10
  6. Step 6: Final answer
    x = 3,590.27

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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.