Home / 3,170.65-4,376.57-1,845.46

Finding the Fourth Proportional to 3,170.65, 4,376.57 and 1,845.46

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Solution

The fourth proportional to 3,170.65, 4,376.57 and 1,845.46 is: 2,547.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,170.65 : 4,376.57 = 1,845.46 : x
  2. Step 2: Convert to fraction form
    3,170.65/4,376.57 = 1,845.46/x
  3. Step 3: Cross multiply
    3,170.65x = 4,376.57 × 1,845.46
  4. Step 4: Simplify right side
    3,170.65x = 8,076,794.96
  5. Step 5: Solve for x
    x = 8,076,794.96/3,170.65
  6. Step 6: Final answer
    x = 2,547.36

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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.