Home / 5,076.10-7,612.69-1,955.86

Finding the Fourth Proportional to 5,076.10, 7,612.69 and 1,955.86

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Solution

The fourth proportional to 5,076.10, 7,612.69 and 1,955.86 is: 2,933.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,076.10 : 7,612.69 = 1,955.86 : x
  2. Step 2: Convert to fraction form
    5,076.10/7,612.69 = 1,955.86/x
  3. Step 3: Cross multiply
    5,076.10x = 7,612.69 × 1,955.86
  4. Step 4: Simplify right side
    5,076.10x = 14,889,355.86
  5. Step 5: Solve for x
    x = 14,889,355.86/5,076.10
  6. Step 6: Final answer
    x = 2,933.23

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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.