Home / 6,407.23-9,610.80-2,983.60

Finding the Fourth Proportional to 6,407.23, 9,610.80 and 2,983.60

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Solution

The fourth proportional to 6,407.23, 9,610.80 and 2,983.60 is: 4,475.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,407.23 : 9,610.80 = 2,983.60 : x
  2. Step 2: Convert to fraction form
    6,407.23/9,610.80 = 2,983.60/x
  3. Step 3: Cross multiply
    6,407.23x = 9,610.80 × 2,983.60
  4. Step 4: Simplify right side
    6,407.23x = 28,674,782.88
  5. Step 5: Solve for x
    x = 28,674,782.88/6,407.23
  6. Step 6: Final answer
    x = 4,475.38

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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.