Home / 2,346.34-3,237.90-1,298.38

Finding the Fourth Proportional to 2,346.34, 3,237.90 and 1,298.38

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Solution

The fourth proportional to 2,346.34, 3,237.90 and 1,298.38 is: 1,791.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,346.34 : 3,237.90 = 1,298.38 : x
  2. Step 2: Convert to fraction form
    2,346.34/3,237.90 = 1,298.38/x
  3. Step 3: Cross multiply
    2,346.34x = 3,237.90 × 1,298.38
  4. Step 4: Simplify right side
    2,346.34x = 4,204,024.60
  5. Step 5: Solve for x
    x = 4,204,024.60/2,346.34
  6. Step 6: Final answer
    x = 1,791.74

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1.5x scale

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.