Home / 1,346.12-2,021.92-1,036.92

Finding the Fourth Proportional to 1,346.12, 2,021.92 and 1,036.92

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Solution

The fourth proportional to 1,346.12, 2,021.92 and 1,036.92 is: 1,557.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346.12 : 2,021.92 = 1,036.92 : x
  2. Step 2: Convert to fraction form
    1,346.12/2,021.92 = 1,036.92/x
  3. Step 3: Cross multiply
    1,346.12x = 2,021.92 × 1,036.92
  4. Step 4: Simplify right side
    1,346.12x = 2,096,569.29
  5. Step 5: Solve for x
    x = 2,096,569.29/1,346.12
  6. Step 6: Final answer
    x = 1,557.49

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1.5x scale

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.