Home / 6,410.10-9,629.55-6,165.30

Finding the Fourth Proportional to 6,410.10, 9,629.55 and 6,165.30

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Solution

The fourth proportional to 6,410.10, 9,629.55 and 6,165.30 is: 9,261.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,410.10 : 9,629.55 = 6,165.30 : x
  2. Step 2: Convert to fraction form
    6,410.10/9,629.55 = 6,165.30/x
  3. Step 3: Cross multiply
    6,410.10x = 9,629.55 × 6,165.30
  4. Step 4: Simplify right side
    6,410.10x = 59,369,064.62
  5. Step 5: Solve for x
    x = 59,369,064.62/6,410.10
  6. Step 6: Final answer
    x = 9,261.80

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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.