Home / 3,330.79-4,596.95-1,914.91

Finding the Fourth Proportional to 3,330.79, 4,596.95 and 1,914.91

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Solution

The fourth proportional to 3,330.79, 4,596.95 and 1,914.91 is: 2,642.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,330.79 : 4,596.95 = 1,914.91 : x
  2. Step 2: Convert to fraction form
    3,330.79/4,596.95 = 1,914.91/x
  3. Step 3: Cross multiply
    3,330.79x = 4,596.95 × 1,914.91
  4. Step 4: Simplify right side
    3,330.79x = 8,802,738.82
  5. Step 5: Solve for x
    x = 8,802,738.82/3,330.79
  6. Step 6: Final answer
    x = 2,642.84

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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.