Home / 9,064.93-12,519.11-6,239.60

Finding the Fourth Proportional to 9,064.93, 12,519.11 and 6,239.60

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Solution

The fourth proportional to 9,064.93, 12,519.11 and 6,239.60 is: 8,617.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,064.93 : 12,519.11 = 6,239.60 : x
  2. Step 2: Convert to fraction form
    9,064.93/12,519.11 = 6,239.60/x
  3. Step 3: Cross multiply
    9,064.93x = 12,519.11 × 6,239.60
  4. Step 4: Simplify right side
    9,064.93x = 78,114,238.76
  5. Step 5: Solve for x
    x = 78,114,238.76/9,064.93
  6. Step 6: Final answer
    x = 8,617.19

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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.