Home / 3,330.25-4,595.50-1,913.94

Finding the Fourth Proportional to 3,330.25, 4,595.50 and 1,913.94

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Solution

The fourth proportional to 3,330.25, 4,595.50 and 1,913.94 is: 2,641.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,330.25 : 4,595.50 = 1,913.94 : x
  2. Step 2: Convert to fraction form
    3,330.25/4,595.50 = 1,913.94/x
  3. Step 3: Cross multiply
    3,330.25x = 4,595.50 × 1,913.94
  4. Step 4: Simplify right side
    3,330.25x = 8,795,506.49
  5. Step 5: Solve for x
    x = 8,795,506.49/3,330.25
  6. Step 6: Final answer
    x = 2,641.09

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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.