Home / 1,073.32-1,487.23-1,050.28

Finding the Fourth Proportional to 1,073.32, 1,487.23 and 1,050.28

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Solution

The fourth proportional to 1,073.32, 1,487.23 and 1,050.28 is: 1,455.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073.32 : 1,487.23 = 1,050.28 : x
  2. Step 2: Convert to fraction form
    1,073.32/1,487.23 = 1,050.28/x
  3. Step 3: Cross multiply
    1,073.32x = 1,487.23 × 1,050.28
  4. Step 4: Simplify right side
    1,073.32x = 1,562,007.92
  5. Step 5: Solve for x
    x = 1,562,007.92/1,073.32
  6. Step 6: Final answer
    x = 1,455.30

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.