Home / 6,403.50-9,600.09-4,297.32

Finding the Fourth Proportional to 6,403.50, 9,600.09 and 4,297.32

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Solution

The fourth proportional to 6,403.50, 9,600.09 and 4,297.32 is: 6,442.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,403.50 : 9,600.09 = 4,297.32 : x
  2. Step 2: Convert to fraction form
    6,403.50/9,600.09 = 4,297.32/x
  3. Step 3: Cross multiply
    6,403.50x = 9,600.09 × 4,297.32
  4. Step 4: Simplify right side
    6,403.50x = 41,254,658.76
  5. Step 5: Solve for x
    x = 41,254,658.76/6,403.50
  6. Step 6: Final answer
    x = 6,442.52

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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.