Home / 5,094.96-7,639.92-1,807.56

Finding the Fourth Proportional to 5,094.96, 7,639.92 and 1,807.56

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Solution

The fourth proportional to 5,094.96, 7,639.92 and 1,807.56 is: 2,710.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,094.96 : 7,639.92 = 1,807.56 : x
  2. Step 2: Convert to fraction form
    5,094.96/7,639.92 = 1,807.56/x
  3. Step 3: Cross multiply
    5,094.96x = 7,639.92 × 1,807.56
  4. Step 4: Simplify right side
    5,094.96x = 13,809,613.80
  5. Step 5: Solve for x
    x = 13,809,613.80/5,094.96
  6. Step 6: Final answer
    x = 2,710.45

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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.