Home / 5,057.93-7,590.31-1,771.05

Finding the Fourth Proportional to 5,057.93, 7,590.31 and 1,771.05

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Solution

The fourth proportional to 5,057.93, 7,590.31 and 1,771.05 is: 2,657.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,057.93 : 7,590.31 = 1,771.05 : x
  2. Step 2: Convert to fraction form
    5,057.93/7,590.31 = 1,771.05/x
  3. Step 3: Cross multiply
    5,057.93x = 7,590.31 × 1,771.05
  4. Step 4: Simplify right side
    5,057.93x = 13,442,814.10
  5. Step 5: Solve for x
    x = 13,442,814.10/5,057.93
  6. Step 6: Final answer
    x = 2,657.77

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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.