Home / 1,702.22-2,346.90-1,141.81

Finding the Fourth Proportional to 1,702.22, 2,346.90 and 1,141.81

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Solution

The fourth proportional to 1,702.22, 2,346.90 and 1,141.81 is: 1,574.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,702.22 : 2,346.90 = 1,141.81 : x
  2. Step 2: Convert to fraction form
    1,702.22/2,346.90 = 1,141.81/x
  3. Step 3: Cross multiply
    1,702.22x = 2,346.90 × 1,141.81
  4. Step 4: Simplify right side
    1,702.22x = 2,679,713.89
  5. Step 5: Solve for x
    x = 2,679,713.89/1,702.22
  6. Step 6: Final answer
    x = 1,574.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.