Home / 8,332.21-12,501.77-3,649.80

Finding the Fourth Proportional to 8,332.21, 12,501.77 and 3,649.80

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Solution

The fourth proportional to 8,332.21, 12,501.77 and 3,649.80 is: 5,476.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,332.21 : 12,501.77 = 3,649.80 : x
  2. Step 2: Convert to fraction form
    8,332.21/12,501.77 = 3,649.80/x
  3. Step 3: Cross multiply
    8,332.21x = 12,501.77 × 3,649.80
  4. Step 4: Simplify right side
    8,332.21x = 45,628,941.90
  5. Step 5: Solve for x
    x = 45,628,941.90/8,332.21
  6. Step 6: Final answer
    x = 5,476.21

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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.