Home / 3,417.89-5,125.01-1,770.35

Finding the Fourth Proportional to 3,417.89, 5,125.01 and 1,770.35

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Solution

The fourth proportional to 3,417.89, 5,125.01 and 1,770.35 is: 2,654.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,417.89 : 5,125.01 = 1,770.35 : x
  2. Step 2: Convert to fraction form
    3,417.89/5,125.01 = 1,770.35/x
  3. Step 3: Cross multiply
    3,417.89x = 5,125.01 × 1,770.35
  4. Step 4: Simplify right side
    3,417.89x = 9,073,026.98
  5. Step 5: Solve for x
    x = 9,073,026.98/3,417.89
  6. Step 6: Final answer
    x = 2,654.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.