Home / 2,094.06-3,141.26-707.40

Finding the Fourth Proportional to 2,094.06, 3,141.26 and 707.40

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Solution

The fourth proportional to 2,094.06, 3,141.26 and 707.40 is: 1,061.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,094.06 : 3,141.26 = 707.40 : x
  2. Step 2: Convert to fraction form
    2,094.06/3,141.26 = 707.40/x
  3. Step 3: Cross multiply
    2,094.06x = 3,141.26 × 707.40
  4. Step 4: Simplify right side
    2,094.06x = 2,222,127.32
  5. Step 5: Solve for x
    x = 2,222,127.32/2,094.06
  6. Step 6: Final answer
    x = 1,061.16

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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.