Home / 8,355.02-11,530.96-4,818.23

Finding the Fourth Proportional to 8,355.02, 11,530.96 and 4,818.23

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Solution

The fourth proportional to 8,355.02, 11,530.96 and 4,818.23 is: 6,649.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,355.02 : 11,530.96 = 4,818.23 : x
  2. Step 2: Convert to fraction form
    8,355.02/11,530.96 = 4,818.23/x
  3. Step 3: Cross multiply
    8,355.02x = 11,530.96 × 4,818.23
  4. Step 4: Simplify right side
    8,355.02x = 55,558,855.80
  5. Step 5: Solve for x
    x = 55,558,855.80/8,355.02
  6. Step 6: Final answer
    x = 6,649.75

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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.