Home / 5,630.04-8,434.80-3,161.16

Finding the Fourth Proportional to 5,630.04, 8,434.80 and 3,161.16

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Solution

The fourth proportional to 5,630.04, 8,434.80 and 3,161.16 is: 4,735.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,630.04 : 8,434.80 = 3,161.16 : x
  2. Step 2: Convert to fraction form
    5,630.04/8,434.80 = 3,161.16/x
  3. Step 3: Cross multiply
    5,630.04x = 8,434.80 × 3,161.16
  4. Step 4: Simplify right side
    5,630.04x = 26,663,752.37
  5. Step 5: Solve for x
    x = 26,663,752.37/5,630.04
  6. Step 6: Final answer
    x = 4,735.98

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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.