Home / 3,019.93-4,167.53-1,675.56

Finding the Fourth Proportional to 3,019.93, 4,167.53 and 1,675.56

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Solution

The fourth proportional to 3,019.93, 4,167.53 and 1,675.56 is: 2,312.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019.93 : 4,167.53 = 1,675.56 : x
  2. Step 2: Convert to fraction form
    3,019.93/4,167.53 = 1,675.56/x
  3. Step 3: Cross multiply
    3,019.93x = 4,167.53 × 1,675.56
  4. Step 4: Simplify right side
    3,019.93x = 6,982,950.76
  5. Step 5: Solve for x
    x = 6,982,950.76/3,019.93
  6. Step 6: Final answer
    x = 2,312.29

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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.