Home / 2,719.58-3,752.95-1,541.03

Finding the Fourth Proportional to 2,719.58, 3,752.95 and 1,541.03

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Solution

The fourth proportional to 2,719.58, 3,752.95 and 1,541.03 is: 2,126.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,719.58 : 3,752.95 = 1,541.03 : x
  2. Step 2: Convert to fraction form
    2,719.58/3,752.95 = 1,541.03/x
  3. Step 3: Cross multiply
    2,719.58x = 3,752.95 × 1,541.03
  4. Step 4: Simplify right side
    2,719.58x = 5,783,400.83
  5. Step 5: Solve for x
    x = 5,783,400.83/2,719.58
  6. Step 6: Final answer
    x = 2,126.58

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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.