Home / 2,705.13-4,055.12-1,061.13

Finding the Fourth Proportional to 2,705.13, 4,055.12 and 1,061.13

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Solution

The fourth proportional to 2,705.13, 4,055.12 and 1,061.13 is: 1,590.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,705.13 : 4,055.12 = 1,061.13 : x
  2. Step 2: Convert to fraction form
    2,705.13/4,055.12 = 1,061.13/x
  3. Step 3: Cross multiply
    2,705.13x = 4,055.12 × 1,061.13
  4. Step 4: Simplify right side
    2,705.13x = 4,303,004.18
  5. Step 5: Solve for x
    x = 4,303,004.18/2,705.13
  6. Step 6: Final answer
    x = 1,590.68

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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.