Home / 8,342.45-11,512.58-4,565.62

Finding the Fourth Proportional to 8,342.45, 11,512.58 and 4,565.62

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Solution

The fourth proportional to 8,342.45, 11,512.58 and 4,565.62 is: 6,300.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,342.45 : 11,512.58 = 4,565.62 : x
  2. Step 2: Convert to fraction form
    8,342.45/11,512.58 = 4,565.62/x
  3. Step 3: Cross multiply
    8,342.45x = 11,512.58 × 4,565.62
  4. Step 4: Simplify right side
    8,342.45x = 52,562,065.50
  5. Step 5: Solve for x
    x = 52,562,065.50/8,342.45
  6. Step 6: Final answer
    x = 6,300.56

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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.