Home / 3,300.66-4,555.53-1,903.50

Finding the Fourth Proportional to 3,300.66, 4,555.53 and 1,903.50

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Solution

The fourth proportional to 3,300.66, 4,555.53 and 1,903.50 is: 2,627.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,300.66 : 4,555.53 = 1,903.50 : x
  2. Step 2: Convert to fraction form
    3,300.66/4,555.53 = 1,903.50/x
  3. Step 3: Cross multiply
    3,300.66x = 4,555.53 × 1,903.50
  4. Step 4: Simplify right side
    3,300.66x = 8,671,451.36
  5. Step 5: Solve for x
    x = 8,671,451.36/3,300.66
  6. Step 6: Final answer
    x = 2,627.19

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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.