Home / 1,057.08-1,577.24-1,050.96

Finding the Fourth Proportional to 1,057.08, 1,577.24 and 1,050.96

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Solution

The fourth proportional to 1,057.08, 1,577.24 and 1,050.96 is: 1,568.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057.08 : 1,577.24 = 1,050.96 : x
  2. Step 2: Convert to fraction form
    1,057.08/1,577.24 = 1,050.96/x
  3. Step 3: Cross multiply
    1,057.08x = 1,577.24 × 1,050.96
  4. Step 4: Simplify right side
    1,057.08x = 1,657,616.15
  5. Step 5: Solve for x
    x = 1,657,616.15/1,057.08
  6. Step 6: Final answer
    x = 1,568.11

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.