Home / 1,500.36-2,068.79-1,263.96

Finding the Fourth Proportional to 1,500.36, 2,068.79 and 1,263.96

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Solution

The fourth proportional to 1,500.36, 2,068.79 and 1,263.96 is: 1,742.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,500.36 : 2,068.79 = 1,263.96 : x
  2. Step 2: Convert to fraction form
    1,500.36/2,068.79 = 1,263.96/x
  3. Step 3: Cross multiply
    1,500.36x = 2,068.79 × 1,263.96
  4. Step 4: Simplify right side
    1,500.36x = 2,614,867.81
  5. Step 5: Solve for x
    x = 2,614,867.81/1,500.36
  6. Step 6: Final answer
    x = 1,742.83

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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.