Home / 4,630.23-6,389.69-2,505.75

Finding the Fourth Proportional to 4,630.23, 6,389.69 and 2,505.75

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Solution

The fourth proportional to 4,630.23, 6,389.69 and 2,505.75 is: 3,457.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,630.23 : 6,389.69 = 2,505.75 : x
  2. Step 2: Convert to fraction form
    4,630.23/6,389.69 = 2,505.75/x
  3. Step 3: Cross multiply
    4,630.23x = 6,389.69 × 2,505.75
  4. Step 4: Simplify right side
    4,630.23x = 16,010,953.19
  5. Step 5: Solve for x
    x = 16,010,953.19/4,630.23
  6. Step 6: Final answer
    x = 3,457.92

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.