Home / 1,723.32-2,376.09-1,457.29

Finding the Fourth Proportional to 1,723.32, 2,376.09 and 1,457.29

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Solution

The fourth proportional to 1,723.32, 2,376.09 and 1,457.29 is: 2,009.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,723.32 : 2,376.09 = 1,457.29 : x
  2. Step 2: Convert to fraction form
    1,723.32/2,376.09 = 1,457.29/x
  3. Step 3: Cross multiply
    1,723.32x = 2,376.09 × 1,457.29
  4. Step 4: Simplify right side
    1,723.32x = 3,462,655.17
  5. Step 5: Solve for x
    x = 3,462,655.17/1,723.32
  6. Step 6: Final answer
    x = 2,009.29

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Why These Related Problems?

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