Home / 3,316.45-4,577.35-1,901.09

Finding the Fourth Proportional to 3,316.45, 4,577.35 and 1,901.09

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Solution

The fourth proportional to 3,316.45, 4,577.35 and 1,901.09 is: 2,623.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,316.45 : 4,577.35 = 1,901.09 : x
  2. Step 2: Convert to fraction form
    3,316.45/4,577.35 = 1,901.09/x
  3. Step 3: Cross multiply
    3,316.45x = 4,577.35 × 1,901.09
  4. Step 4: Simplify right side
    3,316.45x = 8,701,931.42
  5. Step 5: Solve for x
    x = 8,701,931.42/3,316.45
  6. Step 6: Final answer
    x = 2,623.87

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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.