Home / 8,799.23-13,186.40-4,419.77

Finding the Fourth Proportional to 8,799.23, 13,186.40 and 4,419.77

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Solution

The fourth proportional to 8,799.23, 13,186.40 and 4,419.77 is: 6,623.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,799.23 : 13,186.40 = 4,419.77 : x
  2. Step 2: Convert to fraction form
    8,799.23/13,186.40 = 4,419.77/x
  3. Step 3: Cross multiply
    8,799.23x = 13,186.40 × 4,419.77
  4. Step 4: Simplify right side
    8,799.23x = 58,280,767.10
  5. Step 5: Solve for x
    x = 58,280,767.10/8,799.23
  6. Step 6: Final answer
    x = 6,623.39

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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.