Home / 1,707.18-2,561.04-733.29

Finding the Fourth Proportional to 1,707.18, 2,561.04 and 733.29

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Solution

The fourth proportional to 1,707.18, 2,561.04 and 733.29 is: 1,100.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,707.18 : 2,561.04 = 733.29 : x
  2. Step 2: Convert to fraction form
    1,707.18/2,561.04 = 733.29/x
  3. Step 3: Cross multiply
    1,707.18x = 2,561.04 × 733.29
  4. Step 4: Simplify right side
    1,707.18x = 1,877,985.02
  5. Step 5: Solve for x
    x = 1,877,985.02/1,707.18
  6. Step 6: Final answer
    x = 1,100.05

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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.