Home / 3,810.55-5,258.65-2,693.46

Finding the Fourth Proportional to 3,810.55, 5,258.65 and 2,693.46

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Solution

The fourth proportional to 3,810.55, 5,258.65 and 2,693.46 is: 3,717.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,810.55 : 5,258.65 = 2,693.46 : x
  2. Step 2: Convert to fraction form
    3,810.55/5,258.65 = 2,693.46/x
  3. Step 3: Cross multiply
    3,810.55x = 5,258.65 × 2,693.46
  4. Step 4: Simplify right side
    3,810.55x = 14,163,963.43
  5. Step 5: Solve for x
    x = 14,163,963.43/3,810.55
  6. Step 6: Final answer
    x = 3,717.04

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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.