Home / 4,820.45-6,655.98-3,699.61

Finding the Fourth Proportional to 4,820.45, 6,655.98 and 3,699.61

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Solution

The fourth proportional to 4,820.45, 6,655.98 and 3,699.61 is: 5,108.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,820.45 : 6,655.98 = 3,699.61 : x
  2. Step 2: Convert to fraction form
    4,820.45/6,655.98 = 3,699.61/x
  3. Step 3: Cross multiply
    4,820.45x = 6,655.98 × 3,699.61
  4. Step 4: Simplify right side
    4,820.45x = 24,624,513.53
  5. Step 5: Solve for x
    x = 24,624,513.53/4,820.45
  6. Step 6: Final answer
    x = 5,108.35

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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.