Home / 3,051.45-4,210.38-1,792.71

Finding the Fourth Proportional to 3,051.45, 4,210.38 and 1,792.71

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Solution

The fourth proportional to 3,051.45, 4,210.38 and 1,792.71 is: 2,473.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,051.45 : 4,210.38 = 1,792.71 : x
  2. Step 2: Convert to fraction form
    3,051.45/4,210.38 = 1,792.71/x
  3. Step 3: Cross multiply
    3,051.45x = 4,210.38 × 1,792.71
  4. Step 4: Simplify right side
    3,051.45x = 7,547,990.33
  5. Step 5: Solve for x
    x = 7,547,990.33/3,051.45
  6. Step 6: Final answer
    x = 2,473.57

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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.