Home / 4,210.13-6,314.29-1,577.54

Finding the Fourth Proportional to 4,210.13, 6,314.29 and 1,577.54

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Solution

The fourth proportional to 4,210.13, 6,314.29 and 1,577.54 is: 2,365.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,210.13 : 6,314.29 = 1,577.54 : x
  2. Step 2: Convert to fraction form
    4,210.13/6,314.29 = 1,577.54/x
  3. Step 3: Cross multiply
    4,210.13x = 6,314.29 × 1,577.54
  4. Step 4: Simplify right side
    4,210.13x = 9,961,056.89
  5. Step 5: Solve for x
    x = 9,961,056.89/4,210.13
  6. Step 6: Final answer
    x = 2,365.97

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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.