Home / 8,560.48-11,813.82-4,783.42

Finding the Fourth Proportional to 8,560.48, 11,813.82 and 4,783.42

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Solution

The fourth proportional to 8,560.48, 11,813.82 and 4,783.42 is: 6,601.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,560.48 : 11,813.82 = 4,783.42 : x
  2. Step 2: Convert to fraction form
    8,560.48/11,813.82 = 4,783.42/x
  3. Step 3: Cross multiply
    8,560.48x = 11,813.82 × 4,783.42
  4. Step 4: Simplify right side
    8,560.48x = 56,510,462.86
  5. Step 5: Solve for x
    x = 56,510,462.86/8,560.48
  6. Step 6: Final answer
    x = 6,601.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.