Home / 1,745.36-2,615.80-1,457.36

Finding the Fourth Proportional to 1,745.36, 2,615.80 and 1,457.36

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Solution

The fourth proportional to 1,745.36, 2,615.80 and 1,457.36 is: 2,184.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,745.36 : 2,615.80 = 1,457.36 : x
  2. Step 2: Convert to fraction form
    1,745.36/2,615.80 = 1,457.36/x
  3. Step 3: Cross multiply
    1,745.36x = 2,615.80 × 1,457.36
  4. Step 4: Simplify right side
    1,745.36x = 3,812,162.29
  5. Step 5: Solve for x
    x = 3,812,162.29/1,745.36
  6. Step 6: Final answer
    x = 2,184.17

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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.