Home / 8,797.08-12,140.11-4,818.57

Finding the Fourth Proportional to 8,797.08, 12,140.11 and 4,818.57

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Solution

The fourth proportional to 8,797.08, 12,140.11 and 4,818.57 is: 6,649.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,797.08 : 12,140.11 = 4,818.57 : x
  2. Step 2: Convert to fraction form
    8,797.08/12,140.11 = 4,818.57/x
  3. Step 3: Cross multiply
    8,797.08x = 12,140.11 × 4,818.57
  4. Step 4: Simplify right side
    8,797.08x = 58,497,969.84
  5. Step 5: Solve for x
    x = 58,497,969.84/8,797.08
  6. Step 6: Final answer
    x = 6,649.70

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Half scale
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Double scale
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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.