Home / 3,019.84-4,167.51-1,675.42

Finding the Fourth Proportional to 3,019.84, 4,167.51 and 1,675.42

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Solution

The fourth proportional to 3,019.84, 4,167.51 and 1,675.42 is: 2,312.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019.84 : 4,167.51 = 1,675.42 : x
  2. Step 2: Convert to fraction form
    3,019.84/4,167.51 = 1,675.42/x
  3. Step 3: Cross multiply
    3,019.84x = 4,167.51 × 1,675.42
  4. Step 4: Simplify right side
    3,019.84x = 6,982,329.60
  5. Step 5: Solve for x
    x = 6,982,329.60/3,019.84
  6. Step 6: Final answer
    x = 2,312.15

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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.