Home / 1,403.29-2,095.04-1,072.48

Finding the Fourth Proportional to 1,403.29, 2,095.04 and 1,072.48

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Solution

The fourth proportional to 1,403.29, 2,095.04 and 1,072.48 is: 1,601.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403.29 : 2,095.04 = 1,072.48 : x
  2. Step 2: Convert to fraction form
    1,403.29/2,095.04 = 1,072.48/x
  3. Step 3: Cross multiply
    1,403.29x = 2,095.04 × 1,072.48
  4. Step 4: Simplify right side
    1,403.29x = 2,246,888.50
  5. Step 5: Solve for x
    x = 2,246,888.50/1,403.29
  6. Step 6: Final answer
    x = 1,601.16

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.