Home / 6,130.89-8,459.34-4,239.44

Finding the Fourth Proportional to 6,130.89, 8,459.34 and 4,239.44

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Solution

The fourth proportional to 6,130.89, 8,459.34 and 4,239.44 is: 5,849.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,130.89 : 8,459.34 = 4,239.44 : x
  2. Step 2: Convert to fraction form
    6,130.89/8,459.34 = 4,239.44/x
  3. Step 3: Cross multiply
    6,130.89x = 8,459.34 × 4,239.44
  4. Step 4: Simplify right side
    6,130.89x = 35,862,837.90
  5. Step 5: Solve for x
    x = 35,862,837.90/6,130.89
  6. Step 6: Final answer
    x = 5,849.53

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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.