Home / 8,510.15-12,764.79-3,573.92

Finding the Fourth Proportional to 8,510.15, 12,764.79 and 3,573.92

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Solution

The fourth proportional to 8,510.15, 12,764.79 and 3,573.92 is: 5,360.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,510.15 : 12,764.79 = 3,573.92 : x
  2. Step 2: Convert to fraction form
    8,510.15/12,764.79 = 3,573.92/x
  3. Step 3: Cross multiply
    8,510.15x = 12,764.79 × 3,573.92
  4. Step 4: Simplify right side
    8,510.15x = 45,620,274.45
  5. Step 5: Solve for x
    x = 45,620,274.45/8,510.15
  6. Step 6: Final answer
    x = 5,360.69

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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.