Home / 6,115.15-8,439.01-3,463.10

Finding the Fourth Proportional to 6,115.15, 8,439.01 and 3,463.10

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Solution

The fourth proportional to 6,115.15, 8,439.01 and 3,463.10 is: 4,779.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,115.15 : 8,439.01 = 3,463.10 : x
  2. Step 2: Convert to fraction form
    6,115.15/8,439.01 = 3,463.10/x
  3. Step 3: Cross multiply
    6,115.15x = 8,439.01 × 3,463.10
  4. Step 4: Simplify right side
    6,115.15x = 29,225,173.53
  5. Step 5: Solve for x
    x = 29,225,173.53/6,115.15
  6. Step 6: Final answer
    x = 4,779.15

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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.