Home / 1,298.10-1,946.94-373.62

Finding the Fourth Proportional to 1,298.10, 1,946.94 and 373.62

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Solution

The fourth proportional to 1,298.10, 1,946.94 and 373.62 is: 560.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298.10 : 1,946.94 = 373.62 : x
  2. Step 2: Convert to fraction form
    1,298.10/1,946.94 = 373.62/x
  3. Step 3: Cross multiply
    1,298.10x = 1,946.94 × 373.62
  4. Step 4: Simplify right side
    1,298.10x = 727,415.72
  5. Step 5: Solve for x
    x = 727,415.72/1,298.10
  6. Step 6: Final answer
    x = 560.37

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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.