Home / 8,797.35-12,140.37-4,818.63

Finding the Fourth Proportional to 8,797.35, 12,140.37 and 4,818.63

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Solution

The fourth proportional to 8,797.35, 12,140.37 and 4,818.63 is: 6,649.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,797.35 : 12,140.37 = 4,818.63 : x
  2. Step 2: Convert to fraction form
    8,797.35/12,140.37 = 4,818.63/x
  3. Step 3: Cross multiply
    8,797.35x = 12,140.37 × 4,818.63
  4. Step 4: Simplify right side
    8,797.35x = 58,499,951.09
  5. Step 5: Solve for x
    x = 58,499,951.09/8,797.35
  6. Step 6: Final answer
    x = 6,649.72

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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.