Home / 4,807.86-7,212.44-2,342.36

Finding the Fourth Proportional to 4,807.86, 7,212.44 and 2,342.36

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Solution

The fourth proportional to 4,807.86, 7,212.44 and 2,342.36 is: 3,513.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,807.86 : 7,212.44 = 2,342.36 : x
  2. Step 2: Convert to fraction form
    4,807.86/7,212.44 = 2,342.36/x
  3. Step 3: Cross multiply
    4,807.86x = 7,212.44 × 2,342.36
  4. Step 4: Simplify right side
    4,807.86x = 16,894,130.96
  5. Step 5: Solve for x
    x = 16,894,130.96/4,807.86
  6. Step 6: Final answer
    x = 3,513.86

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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.