Home / 1,883.52-2,811.38-1,607.58

Finding the Fourth Proportional to 1,883.52, 2,811.38 and 1,607.58

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Solution

The fourth proportional to 1,883.52, 2,811.38 and 1,607.58 is: 2,399.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,883.52 : 2,811.38 = 1,607.58 : x
  2. Step 2: Convert to fraction form
    1,883.52/2,811.38 = 1,607.58/x
  3. Step 3: Cross multiply
    1,883.52x = 2,811.38 × 1,607.58
  4. Step 4: Simplify right side
    1,883.52x = 4,519,510.22
  5. Step 5: Solve for x
    x = 4,519,510.22/1,883.52
  6. Step 6: Final answer
    x = 2,399.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.