Home / 6,410.03-8,855.36-6,360.83

Finding the Fourth Proportional to 6,410.03, 8,855.36 and 6,360.83

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Solution

The fourth proportional to 6,410.03, 8,855.36 and 6,360.83 is: 8,787.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,410.03 : 8,855.36 = 6,360.83 : x
  2. Step 2: Convert to fraction form
    6,410.03/8,855.36 = 6,360.83/x
  3. Step 3: Cross multiply
    6,410.03x = 8,855.36 × 6,360.83
  4. Step 4: Simplify right side
    6,410.03x = 56,327,363.47
  5. Step 5: Solve for x
    x = 56,327,363.47/6,410.03
  6. Step 6: Final answer
    x = 8,787.39

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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.