Home / 6,458.02-8,911.38-3,625.45

Finding the Fourth Proportional to 6,458.02, 8,911.38 and 3,625.45

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Solution

The fourth proportional to 6,458.02, 8,911.38 and 3,625.45 is: 5,002.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,458.02 : 8,911.38 = 3,625.45 : x
  2. Step 2: Convert to fraction form
    6,458.02/8,911.38 = 3,625.45/x
  3. Step 3: Cross multiply
    6,458.02x = 8,911.38 × 3,625.45
  4. Step 4: Simplify right side
    6,458.02x = 32,307,762.62
  5. Step 5: Solve for x
    x = 32,307,762.62/6,458.02
  6. Step 6: Final answer
    x = 5,002.73

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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.