Home / 3,850.29-5,772.20-1,657.35

Finding the Fourth Proportional to 3,850.29, 5,772.20 and 1,657.35

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Solution

The fourth proportional to 3,850.29, 5,772.20 and 1,657.35 is: 2,484.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,850.29 : 5,772.20 = 1,657.35 : x
  2. Step 2: Convert to fraction form
    3,850.29/5,772.20 = 1,657.35/x
  3. Step 3: Cross multiply
    3,850.29x = 5,772.20 × 1,657.35
  4. Step 4: Simplify right side
    3,850.29x = 9,566,547.38
  5. Step 5: Solve for x
    x = 9,566,547.38/3,850.29
  6. Step 6: Final answer
    x = 2,484.63

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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.