Home / 4,905.17-6,762.51-3,330.53

Finding the Fourth Proportional to 4,905.17, 6,762.51 and 3,330.53

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Solution

The fourth proportional to 4,905.17, 6,762.51 and 3,330.53 is: 4,591.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,905.17 : 6,762.51 = 3,330.53 : x
  2. Step 2: Convert to fraction form
    4,905.17/6,762.51 = 3,330.53/x
  3. Step 3: Cross multiply
    4,905.17x = 6,762.51 × 3,330.53
  4. Step 4: Simplify right side
    4,905.17x = 22,522,742.43
  5. Step 5: Solve for x
    x = 22,522,742.43/4,905.17
  6. Step 6: Final answer
    x = 4,591.63

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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.