Home / 4,770.91-7,155.15-3,210.04

Finding the Fourth Proportional to 4,770.91, 7,155.15 and 3,210.04

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Solution

The fourth proportional to 4,770.91, 7,155.15 and 3,210.04 is: 4,814.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,770.91 : 7,155.15 = 3,210.04 : x
  2. Step 2: Convert to fraction form
    4,770.91/7,155.15 = 3,210.04/x
  3. Step 3: Cross multiply
    4,770.91x = 7,155.15 × 3,210.04
  4. Step 4: Simplify right side
    4,770.91x = 22,968,317.71
  5. Step 5: Solve for x
    x = 22,968,317.71/4,770.91
  6. Step 6: Final answer
    x = 4,814.24

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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.