Home / 4,230.64-6,346.10-1,457.29

Finding the Fourth Proportional to 4,230.64, 6,346.10 and 1,457.29

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Solution

The fourth proportional to 4,230.64, 6,346.10 and 1,457.29 is: 2,185.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,230.64 : 6,346.10 = 1,457.29 : x
  2. Step 2: Convert to fraction form
    4,230.64/6,346.10 = 1,457.29/x
  3. Step 3: Cross multiply
    4,230.64x = 6,346.10 × 1,457.29
  4. Step 4: Simplify right side
    4,230.64x = 9,248,108.07
  5. Step 5: Solve for x
    x = 9,248,108.07/4,230.64
  6. Step 6: Final answer
    x = 2,185.98

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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.